CN117036016B - Stock right trading system and method based on block chain - Google Patents

Stock right trading system and method based on block chain Download PDF

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CN117036016B
CN117036016B CN202310940028.2A CN202310940028A CN117036016B CN 117036016 B CN117036016 B CN 117036016B CN 202310940028 A CN202310940028 A CN 202310940028A CN 117036016 B CN117036016 B CN 117036016B
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blockchain
subscription
client
node
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CN117036016A (en
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邹锦坤
邓小丽
潘俊伟
刘毅之
周乐清
钟永强
肖婵
林通
李应雄
钟毅恒
林晖
袁杰
徐尧
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Guangdong Equity Exchange Center Co ltd
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Abstract

The invention provides a block chain-based share right trading system and a block chain-based share right trading method, wherein a block chain is used as an intermediary for carrying out share right trading between an enterprise terminal and a client terminal, share right subscription offer information is generated based on financing requests from the enterprise terminal and is stored in a first block chain node, share right subscription information of the client terminal is stored in a second block chain node, and share right trading related information of the enterprise terminal and the client terminal is independently stored through different block chain nodes, so that the record effectiveness and authenticity of the share right trading related information are ensured; the third blockchain node is also utilized to match the share right subscription offer information with the share right subscription fund information, the information collection, the checking and the storage and the fund payment related to the share right transaction are processed through the blockchain, the whole process is realized without the help of a third party, the labor cost consumed in the share right transaction process can be saved, and the comprehensive real-time tracking of the fund flow in the share right transaction process can be ensured.

Description

Stock right trading system and method based on block chain
Technical Field
The invention relates to the field of blockchains, in particular to a system and a method for trading equity based on blockchains.
Background
Enterprise financing is an important means for the expansion of enterprises, and the traditional enterprise financing mode is to realize information interaction and funds transfer between the enterprises and sponsors by means of third parties. In order to ensure the safety of financing operation, enterprises are usually required to conduct comprehensive and accurate background investigation on sponsors and third parties, and special fund accounts are also required to be opened to process fund payment transfer behaviors in the financing process, so that the enterprise financing needs to input more manpower and material resources. Meanwhile, after paying corresponding funds, the sponsor needs to ensure that the funds are not illegally stolen and that the enterprise shares purchased by the sponsor need to be effectively recorded and authenticated, and all the sponsor needs to be monitored by a third party, so that the labor cost of enterprise financing cannot be saved and the effective legal recording and authentication on the enterprise financing and share transaction cannot be realized.
Disclosure of Invention
The invention aims to provide a block chain-based share right trading system and a block chain-based share right trading method, which utilize a block chain as an intermediary for carrying out share right trading between an enterprise terminal and a client terminal, generate share right subscription offer information based on financing requests from the enterprise terminal, store the share right subscription offer information to a first block chain node, store share right subscription information of the client terminal to a second block chain node, and independently store share right trading related information of the enterprise terminal and the client terminal through different block chain nodes so as to ensure the record effectiveness and authenticity of the share right trading related information; the third blockchain node is also utilized to match the equity subscription offer information and equity subscription fund information, the client is judged to have equity subscription authority, the fund payment operation of the current equity subscription transaction is finished through the second blockchain node, the information collection, checking and storage and the fund payment related to equity transaction are processed through the blockchain, the whole process is realized without the help of a third party, the labor cost consumed in the equity transaction process can be saved, the fund flow in the equity transaction process can be ensured to be tracked comprehensively and in real time, and the fund safety of equity transaction is ensured.
The invention is realized by the following technical scheme:
a blockchain-based equity trading system, comprising:
the stock right subscription offer module is used for generating corresponding stock right subscription offer information based on financing requests from enterprise terminals;
The first block chain link point allocation and control module is used for allocating corresponding first block chain nodes for the enterprise end on the basis of the identity information of the enterprise end, and storing the stock right subscription offer information to the first block chain nodes;
The second block chain link point allocation and control module is used for allocating corresponding second block chain nodes for the client based on the identity information of the client, and storing the stock right subscription information of the client to the second block chain nodes;
a third blockchain node selection module for selecting a third blockchain node at the blockchain;
The share right transaction information matching module is used for carrying out matching processing on the share right subscription offer information and the share right subscription fund information based on the third blockchain node, and judging whether the client side has the share right subscription authority;
And the fund payment processing module is used for completing the fund payment operation of the current stock right subscription transaction through the second blockchain node when the client side has the stock right subscription authority.
Optionally, the stock right subscription offer module is configured to generate corresponding stock right subscription offer information based on the financing request from the enterprise end, including:
Analyzing a financing request from an enterprise end to obtain a total financing amount and a minimum financing amount corresponding to a financing task currently performed by the enterprise end, and generating corresponding stock right subscription offer information based on the total financing amount and the minimum financing amount;
the first blockchain link point allocation and control module is configured to allocate a corresponding first blockchain node to the enterprise terminal based on identity information of the enterprise terminal, and store the stock right subscription offer information to the first blockchain node, including:
comparing the identity information of the enterprise terminal with a historical equity trading record, and judging whether the enterprise terminal successfully completes equity trading in a preset historical time period; if yes, distributing a blockchain node used for the last share right transaction for the enterprise terminal in the blockchain, and taking the blockchain node as the first blockchain node; if not, distributing one of the block chain nodes in an idle state to the enterprise terminal based on the working states of all the block chain nodes under the block chain, and taking the block chain node as the first block chain node; and encrypting the stock right subscription offer information and storing the encrypted stock right subscription offer information into the first blockchain node.
Optionally, the second blockchain link point allocation and control module is configured to allocate a corresponding second blockchain node to the client based on identity information of the client, and store stock right subscription information of the client to the second blockchain node, including:
Comparing the identity information of the client with a preset identity information list, if the identity information of the client exists in the preset identity information list, distributing a blockchain node which is in an idle state and has a storage space matched with the data storage requirement of the client for the client in the blockchain as the second blockchain node; if the identity information of the client does not exist in a preset identity information list, not distributing blockchain nodes to the client; and encrypting the stock right subscription information of the client and storing the encrypted stock right subscription information to the second blockchain node.
Optionally, the third blockchain link point selection module is configured to select a third blockchain node at the blockchain, including:
Selecting a third blockchain node at the blockchain based on the location information of the first and second blockchain nodes at the blockchain; wherein the third blockchain node is the same node path length between the first and second blockchain nodes at the blockchain, respectively;
The share right transaction information matching module is configured to perform matching processing on the share right subscription offer information and the share right subscription fund information based on the third blockchain node, and determine whether the client has a share right subscription authority, including:
Analyzing the equity trading instruction initiated by the enterprise end, and judging whether the equity trading instruction is in an allowable state currently or not; when the system is in a stock right transaction permission state, the stock right subscription offer information stored in the first block chain link point and the stock right subscription fund information stored in the second block chain node are sent to the third block chain node;
Performing matching analysis on the share right subscription offer information and the share right subscription fund information, and judging that the client has the share right subscription authority if the share right subscription fund amount of the client is greater than or equal to the minimum financing amount contained in the share right subscription offer information; determining the share subscription quantity of the client based on the share subscription fund amount of the client and the total financing amount contained in the share subscription offer information;
The fund payment processing module is configured to complete, when the client has a stock right subscription authority, a fund payment operation of a current stock right subscription transaction through the second blockchain node, where the fund payment processing module includes:
When the client side has the stock right subscription authority, an online payment channel related to the client side is constructed through the second blockchain node, so that the fund payment operation of the current stock right subscription transaction of the client side is realized; and after the funds payment operation is successfully completed, storing corresponding share subscription transaction credential information in the second blockchain node based on the share subscription quantity.
The equity trading method based on the blockchain comprises the following steps:
Generating corresponding stock right subscription offer information based on financing requests from enterprise terminals; based on the identity information of the enterprise terminal, distributing corresponding first blockchain nodes for the enterprise terminal in a blockchain mode, and storing the stock right subscription offer information to the first blockchain nodes;
Based on the identity information of the client, distributing a corresponding second blockchain node for the client in the blockchain, and storing the stock right subscription information of the client to the second blockchain node;
selecting a third blockchain node from the blockchain, and based on the third blockchain node, carrying out matching processing on the share right subscription offer information and the share right subscription fund information to judge whether the client side has the share right subscription authority; and when the client side has the stock right subscription authority, completing the fund payment operation of the current stock right subscription transaction through the second blockchain node.
Optionally, generating corresponding stock right subscription offer information based on the financing request from the enterprise end; based on the identity information of the enterprise terminal, distributing a corresponding first blockchain node to the enterprise terminal at a blockchain, and storing the stock right subscription offer information to the first blockchain node, wherein the method comprises the following steps:
Analyzing a financing request from an enterprise end to obtain a total financing amount and a minimum financing amount corresponding to a financing task currently performed by the enterprise end, and generating corresponding stock right subscription offer information based on the total financing amount and the minimum financing amount;
comparing the identity information of the enterprise terminal with a historical equity trading record, and judging whether the enterprise terminal successfully completes equity trading in a preset historical time period; if yes, distributing a blockchain node used for the last share right transaction for the enterprise terminal in the blockchain, and taking the blockchain node as the first blockchain node; if not, distributing one of the block chain nodes in an idle state to the enterprise terminal based on the working states of all the block chain nodes under the block chain, and taking the block chain node as the first block chain node; and encrypting the stock right subscription offer information and storing the encrypted stock right subscription offer information into the first blockchain node.
Optionally, encrypting the stock right subscription offer information and storing the encrypted stock right subscription offer information to the first blockchain node, including:
Step S1, obtaining two encryption factors for encrypting the stock right subscription offer information according to the node information of the first blockchain node by using the following formula (1),
In the above formula (1), a represents a first encryption factor that encrypts the stock right subscription offer information; b represents a second encryption factor for encrypting the stock right subscription offer information; g 16 represents a 16-ary form of node information of the first blockchain node; g 16 (i) represents a value on an i-th bit in a 16-ary form of node information of the first blockchain node; len (), len [ ], len { } each represent the total number of bits of data for which 16-ary data in brackets are found; [] 10 denotes converting the value in brackets into a decimal number; %2 represents the remainder of 2;
Step S2, encrypting the stock right subscription offer information according to the two encryption factors by using the following formula (2),
In the above formula (2), d 16 represents 16-ary form data obtained by encrypting the stock right subscription offer information; d 16 represents a 16-ary form of the stock right subscription offer information; () 16,[]16,{}16 each represents the conversion of the value in brackets to a 16-ary number; > represents a right shift symbol; Representing an exclusive-or operation; f { } represents a positive number holding function, the function value of which is a value in brackets if the value in brackets is greater than 0, and is 0 if the value in brackets is less than or equal to 0;
step S3, when the stock right subscription offer information in the first blockchain node needs to be extracted by using the following formula (3), decrypting the stored stock right subscription offer information according to the first blockchain node information by using the following formula (3),
In the above formula (3), d' 16 represents 16-ary form data of the stock right subscription offer information stored in the link point of the first block; g' 16 represents a 16-ary form of node information of the first blockchain node.
Optionally, based on the identity information of the client, allocating a corresponding second blockchain node to the client at the blockchain, and storing the stock right subscription information of the client to the second blockchain node, including:
Comparing the identity information of the client with a preset identity information list, if the identity information of the client exists in the preset identity information list, distributing a blockchain node which is in an idle state and has a storage space matched with the data storage requirement of the client for the client in the blockchain as the second blockchain node; if the identity information of the client does not exist in a preset identity information list, not distributing blockchain nodes to the client; and encrypting the stock right subscription information of the client and storing the encrypted stock right subscription information to the second blockchain node.
Optionally, selecting a third blockchain node from the blockchain, and performing matching processing on the stock right subscription offer information and the stock right subscription resource information based on the third blockchain node, so as to judge whether the client has the stock right subscription authority; and when the client side has the rights to purchase, completing the fund payment operation of the current rights to purchase transaction through the second blockchain node, wherein the fund payment operation comprises the following steps:
Selecting a third blockchain node at the blockchain based on the location information of the first and second blockchain nodes at the blockchain; wherein the third blockchain node is the same node path length between the first and second blockchain nodes at the blockchain, respectively;
Analyzing the equity trading instruction initiated by the enterprise end, and judging whether the equity trading instruction is in an allowable state currently or not; when the system is in a stock right transaction permission state, the stock right subscription offer information stored in the first block chain link point and the stock right subscription fund information stored in the second block chain node are sent to the third block chain node;
Performing matching analysis on the share right subscription offer information and the share right subscription fund information, and judging that the client has the share right subscription authority if the share right subscription fund amount of the client is greater than or equal to the minimum financing amount contained in the share right subscription offer information; determining the share subscription quantity of the client based on the share subscription fund amount of the client and the total financing amount contained in the share subscription offer information;
When the client side has the stock right subscription authority, an online payment channel related to the client side is constructed through the second blockchain node, so that the fund payment operation of the current stock right subscription transaction of the client side is realized; and after the funds payment operation is successfully completed, storing corresponding share subscription transaction credential information in the second blockchain node based on the share subscription quantity.
Optionally, after the second blockchain node stores the corresponding share subscription transaction credential information, the method further includes:
Generating a transaction credential key based on the share subscription transaction credential information, and sending the transaction credential key to the client.
Compared with the prior art, the invention has the following beneficial effects:
The block chain-based share right trading system and method provided by the application utilize the block chain as an intermediary for carrying out share right trading between an enterprise terminal and a client terminal, generate share right subscription offer information based on financing requests from the enterprise terminal, store the share right subscription offer information of the client terminal to a first block chain node, store the share right subscription offer information of the client terminal to a second block chain node, and independently store the share right trading related information of the enterprise terminal and the client terminal through different block chain nodes so as to ensure the record effectiveness and authenticity of the share right trading related information; the third blockchain node is also utilized to match the equity subscription offer information and equity subscription fund information, the client is judged to have equity subscription authority, the fund payment operation of the current equity subscription transaction is finished through the second blockchain node, the information collection, checking and storage and the fund payment related to equity transaction are processed through the blockchain, the whole process is realized without the help of a third party, the labor cost consumed in the equity transaction process can be saved, the fund flow in the equity transaction process can be ensured to be tracked comprehensively and in real time, and the fund safety of equity transaction is ensured.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:
fig. 1 is a schematic diagram of a block chain-based equity trading system according to the present invention.
Fig. 2 is a flow chart of a block chain-based equity trading method according to the present invention.
Detailed Description
In order that the above objects, features and advantages of the application will be readily understood, a more particular description of the application will be rendered by reference to the appended drawings. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the application. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present application are shown in the drawings. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
The terms "comprising" and "having" and any variations thereof herein are intended to cover a non-exclusive inclusion. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those listed steps or elements but may include other steps or elements not listed or inherent to such process, method, article, or apparatus.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.
Referring to fig. 1, a blockchain-based equity trading system according to an embodiment of the present application includes:
the stock right subscription offer module is used for generating corresponding stock right subscription offer information based on financing requests from enterprise terminals;
the first block chain link point allocation and control module is used for allocating a corresponding first block chain node for the enterprise terminal on the basis of the identity information of the enterprise terminal, and storing the share right subscription offer information to the first block chain node;
The second block chain link point allocation and control module is used for allocating a corresponding second block chain node for the client based on the identity information of the client, and storing the stock right subscription information of the client to the second block chain node;
A third blockchain node selection module for selecting a third blockchain node at the blockchain;
The share right transaction information matching module is used for carrying out matching processing on the share right subscription offer information and the share right subscription fund information based on the third blockchain node, and judging whether the client side has the share right subscription authority;
And the fund payment processing module is used for completing the fund payment operation of the current stock right subscription transaction through the second block link point when the client side has the stock right subscription authority.
The block chain-based share right trading system has the beneficial effects that the block chain is used as an intermediary for carrying out share right trading between an enterprise terminal and a client terminal, share right subscription offer information is generated based on financing requests from the enterprise terminal and is stored in a first block chain node, share right subscription information of the client terminal is stored in a second block chain node, and share right trading related information of the enterprise terminal and the client terminal is independently stored through different block chain nodes, so that the recording effectiveness and the authenticity of the share right trading related information are ensured; the third blockchain node is also utilized to match the equity subscription offer information and equity subscription fund information, the client is judged to have equity subscription authority, the fund payment operation of the current equity subscription transaction is finished through the second blockchain node, the information collection, checking and storage and the fund payment related to equity transaction are processed through the blockchain, the whole process is realized without the help of a third party, the labor cost consumed in the equity transaction process can be saved, the fund flow in the equity transaction process can be ensured to be tracked comprehensively and in real time, and the fund safety of equity transaction is ensured.
In another embodiment, the method for generating the corresponding information of the share right subscription offer based on the financing request from the enterprise side includes:
Analyzing the financing request from the enterprise terminal to obtain the total financing amount and the minimum financing amount corresponding to the financing task currently performed by the enterprise terminal, and generating corresponding stock right subscription offer information based on the total financing amount and the minimum financing amount;
The first blockchain link point allocation and control module is configured to allocate a corresponding first blockchain node for the enterprise terminal based on identity information of the enterprise terminal, and store the stock right subscription offer information to the first blockchain node, including:
Comparing the identity information of the enterprise terminal with the historical equity trading record, and judging whether the enterprise terminal successfully completes equity trading in a preset historical time period; if yes, the blockchain node used for the last share right transaction is distributed to the enterprise end in the blockchain, and the latest share right transaction is used as the first blockchain node; if not, distributing one of the block chain nodes in the idle state to the enterprise terminal based on the working states of all the block chain nodes under the block chain, and taking the block chain node as the first block chain node; and encrypting the share right subscription offer information and storing the encrypted share right subscription offer information into the first blockchain node.
The beneficial effects of the above embodiment are that the equity transaction is generally equity redistribution means which is carried out by enterprises needing financing, and the enterprises determine equity transaction share of each sponsor according to the fund amounts of different sponsors; in general, the larger the sponsor's fund amount, the larger its corresponding share of the equity transaction that is conducted. In actual work, the financing request of the enterprise terminal is analyzed to obtain the total financing amount and the minimum financing amount (namely the minimum financing amount of the acceptable client in the financing process of the enterprise terminal) required by the current financing of the enterprise terminal, and the total financing amount and the minimum financing amount are used as the basis for judging whether the client has the rights of the option of the share right. And generating the information of the share right subscription offer according to the total financing amount and the minimum financing amount required by the current financing of the enterprise terminal, thereby realizing the share right subscription offer of different clients. And selecting a first blockchain node as a node for interfacing with the enterprise terminal, and providing a special blockchain storage interval for the enterprise terminal, so as to realize comprehensive and accurate record and storage of all relevant information of the enterprise terminal in the process of stock right transaction, ensure the authenticity of the relevant information, reliably solidify and reserve the relevant information, and avoid the tampering of the relevant information.
In another embodiment, the second blockchain link point allocation and control module is configured to allocate a corresponding second blockchain node to the client based on the identity information of the client, and store stock subscription information of the client to the second blockchain node, including:
Comparing the identity information of the client with a preset identity information list, if the identity information of the client exists in the preset identity information list, distributing a blockchain node which is in an idle state and has a storage space matched with the data storage requirement of the client to the client in the blockchain as the second blockchain node; if the identity information of the client does not exist in the preset identity information list, not distributing blockchain nodes to the client; and encrypting the stock right subscription information of the client and storing the encrypted stock right subscription information into the second blockchain node.
The method has the beneficial effects that the client serves as an sponsor of the equity transaction, in order to ensure legal effectiveness of the equity transaction and funding fund source safety of the client, identity of the client needs to be identified and authenticated, and identity information of the client is compared with a preset identity information list, so that the client is judged to be a qualified client. When the identity information of the client exists in a preset identity information list, a blockchain node which is in an idle state and has a storage space matched with the data storage requirement of the client is selected in the blockchain and is used for being specially butted with the client, so that all relevant information of the client in the share right transaction process is comprehensively and accurately recorded and stored, the authenticity of the relevant information is ensured, the relevant information is reliably solidified and reserved, and the relevant information is prevented from being tampered.
In another embodiment, the third blockchain link point selection module is for selecting a third blockchain node at the blockchain, including:
Selecting a third blockchain node at the blockchain based on the location information of the first and second blockchain nodes at the blockchain; wherein the third blockchain link point is the same as the node path length between the first blockchain node and the second blockchain node at the blockchain;
the share right transaction information matching module is used for matching the share right subscription offer information and the share right subscription fund information based on the third blockchain node, and judging whether the client side has the share right subscription authority or not, and comprises the following steps:
Analyzing the equity trading instruction initiated by the enterprise terminal, and judging whether the equity trading instruction is in an equity trading permission state currently or not; when the first block chain link point is in the stock right transaction permission state, the stock right subscription offer information stored in the first block chain link point and the stock right subscription fund information stored in the second block chain link point are sent to the third block chain node;
Matching analysis is carried out on the share right subscription offer information and the share right subscription fund information, and if the share right subscription fund amount of the client is larger than or equal to the financing minimum amount contained in the share right subscription offer information, the client is judged to have the share right subscription authority; determining the share subscription quantity of the client based on the share subscription fund amount of the client and the total financing amount contained in the share subscription offer information;
The fund payment processing module is used for completing the fund payment operation of the current stock right subscription transaction through the second block link point when the client side has the stock right subscription authority, and comprises the following steps:
When the client side has the stock right subscription authority, an online payment channel related to the client side is constructed through the second block chain link point, so that the fund payment operation of the current stock right subscription transaction of the client side is realized; and after the funds payment operation is successfully completed, storing corresponding share subscription transaction evidence information in the second block link point based on the share subscription quantity.
The above embodiment has the beneficial effects that in order to avoid confusion of information stored in the blockchain by the enterprise terminal and the client terminal, a third blockchain node different from the first blockchain node and the second blockchain node needs to be selected in the blockchain to match the stock right subscription offer information and the stock right subscription fund information of the enterprise terminal. In actual operation, based on the position information of the first block chain node and the second block chain node in the block chain, a third block chain node is selected in the block chain, so that the path length of the third block chain node is the same as the path length of the node in the block chain between the first block chain node and the second block chain node, and the data transmission efficiency between the first block chain node and the second block chain node and the third block chain node can be improved. In addition, after the enterprise initiates the equity trading instruction, the corresponding equity trading key is extracted from the equity trading instruction, authentication is carried out on the equity trading key, when authentication is successful, the current equity trading permission state is judged, and at the moment, the equity subscription offer information stored by the first block chain link point and the equity subscription fund information stored by the second block chain link point are sent to the third block chain node, so that matching of the two information is conveniently realized at the third block chain node, and whether the client has equity subscription rights or not is rapidly and accurately judged. In addition, the client is provided with a share right subscription authority, an online payment channel related to the client is constructed through the second block chain link point, so that the fund payment operation of the client during the share right subscription transaction is realized, the fund safety in the share right transaction process is effectively ensured, and after the fund payment operation is successfully completed, the corresponding share right subscription transaction evidence information is stored in the second block chain link point based on the share right subscription quantity, so that a share right transaction result evidence is automatically generated, and the share right transaction equity of the client is ensured.
Referring to fig. 2, the method for trading equity based on blockchain according to an embodiment of the present application includes:
generating corresponding stock right subscription offer information based on financing requests from enterprise terminals; based on the identity information of the enterprise terminal, distributing a corresponding first blockchain node for the enterprise terminal in a blockchain, and storing the stock right subscription offer information to the first blockchain node;
based on the identity information of the client, distributing a corresponding second blockchain node to the client in the blockchain, and storing the stock right subscription information of the client to the second blockchain node;
Selecting a third blockchain node from the blockchain, and based on the third blockchain node, carrying out matching processing on the share right subscription offer information and the share right subscription fund information to judge whether the client has the share right subscription authority; and when the client side has the rights of the stock right subscription, completing the fund payment operation of the current stock right subscription transaction through the link point of the second block.
The method for trading the equity based on the blockchain has the advantages that the blockchain is used as an intermediary for trading equity between an enterprise terminal and a client terminal, the equity subscription offer information is generated based on financing requests from the enterprise terminal and is stored in a first blockchain node, equity subscription information of the client terminal is stored in a second blockchain node, and the equity trading related information of the enterprise terminal and the client terminal is independently stored through different blockchain nodes, so that the recording effectiveness and the authenticity of the equity trading related information are ensured; the third blockchain node is also utilized to match the equity subscription offer information and equity subscription fund information, the client is judged to have equity subscription authority, the fund payment operation of the current equity subscription transaction is finished through the second blockchain node, the information collection, checking and storage and the fund payment related to equity transaction are processed through the blockchain, the whole process is realized without the help of a third party, the labor cost consumed in the equity transaction process can be saved, the fund flow in the equity transaction process can be ensured to be tracked comprehensively and in real time, and the fund safety of equity transaction is ensured.
In another embodiment, corresponding stock right subscription offer information is generated based on financing requests from an enterprise end; based on the identity information of the enterprise terminal, distributing a corresponding first blockchain node to the enterprise terminal in a blockchain, and storing the stock right subscription offer information to the first blockchain node, wherein the method comprises the following steps:
Analyzing the financing request from the enterprise terminal to obtain the total financing amount and the minimum financing amount corresponding to the financing task currently performed by the enterprise terminal, and generating corresponding stock right subscription offer information based on the total financing amount and the minimum financing amount;
Comparing the identity information of the enterprise terminal with the historical equity trading record, and judging whether the enterprise terminal successfully completes equity trading in a preset historical time period; if yes, the blockchain node used for the last share right transaction is distributed to the enterprise end in the blockchain, and the latest share right transaction is used as the first blockchain node; if not, distributing one of the block chain nodes in the idle state to the enterprise terminal based on the working states of all the block chain nodes under the block chain, and taking the block chain node as the first block chain node; and encrypting the share right subscription offer information and storing the encrypted share right subscription offer information into the first blockchain node.
The beneficial effects of the above embodiment are that the equity transaction is generally equity redistribution means which is carried out by enterprises needing financing, and the enterprises determine equity transaction share of each sponsor according to the fund amounts of different sponsors; in general, the larger the sponsor's fund amount, the larger its corresponding share of the equity transaction that is conducted. In actual work, the financing request of the enterprise terminal is analyzed to obtain the total financing amount and the minimum financing amount (namely the minimum financing amount of the acceptable client in the financing process of the enterprise terminal) required by the current financing of the enterprise terminal, and the total financing amount and the minimum financing amount are used as the basis for judging whether the client has the rights of the option of the share right. And generating the information of the share right subscription offer according to the total financing amount and the minimum financing amount required by the current financing of the enterprise terminal, thereby realizing the share right subscription offer of different clients. And selecting a first blockchain node as a node for interfacing with the enterprise terminal, and providing a special blockchain storage interval for the enterprise terminal, so as to realize comprehensive and accurate record and storage of all relevant information of the enterprise terminal in the process of stock right transaction, ensure the authenticity of the relevant information, reliably solidify and reserve the relevant information, and avoid the tampering of the relevant information.
In another embodiment, step S1, using the following equation (1), obtains two encryption factors for encrypting the equity subscription offer information based on the node information of the first blockchain node,
In the above formula (1), a represents a first encryption factor that encrypts the share right subscription offer information; b represents a second encryption factor that encrypts the share right subscription offer information; g 16 represents a 16-ary form of node information for the first blockchain node; g 16 (i) represents the value on the i-th bit in the 16-ary form of the node information of the first blockchain node; len (), len [ ], len { } each represent the total number of bits of data for which 16-ary data in brackets are found; [] 10 denotes converting the value in brackets into a decimal number; %2 represents the remainder of 2;
Step S2, encrypting the stock right subscription offer information according to the two encryption factors by using the following formula (2),
In the above formula (2), d 16 represents 16-ary form data obtained by encrypting the stock right subscription offer information; d 16 represents a 16-ary form of the equity subscription offer information; () 16,[]16,{}16 each represents the conversion of the value in brackets to a 16-ary number; > represents a right shift symbol; Representing an exclusive-or operation; f { } represents a positive number holding function, the function value of which is a value in brackets if the value in brackets is greater than 0, and is 0 if the value in brackets is less than or equal to 0;
Step S3, when the stock right subscription offer information in the first blockchain node needs to be extracted by using the following formula (3), decrypting the stock right subscription offer information stored in the first blockchain node according to the first blockchain node information by using the following formula (3),
In the above formula (3), d' 16 represents 16-ary form data of the stock right subscription offer information stored in the link point of the first block; g' 16 represents a 16-ary form of node information for the first blockchain node.
The beneficial effects of the embodiment are that two encryption factors for encrypting the share right subscription offer information are obtained according to the node information of the first blockchain node by utilizing the formula (1), so that a plurality of encryption factors are increased to improve the security of data encryption; then, the formula (2) is utilized to encrypt the stock right subscription offer information according to the two encryption factors, and the encryption of the two encryption modes is carried out on the two encryption factors through one formula, so that the two different encryption modes can be fused and encrypted to ensure the encryption reliability of the system; finally, the formula (3) is utilized to decrypt the stored stock right subscription offer information according to the first block chain link point information, so that the decryption can be automatically performed according to the stored node information of the first block chain node, the accuracy of the decryption is ensured, and the encryption factor can be found efficiently to perform the decryption, so that the efficiency of the system is improved.
In another embodiment, assigning a corresponding second blockchain node to the client at the blockchain based on the identity information of the client, and storing the stock right subscription information of the client to the second blockchain node, comprises:
Comparing the identity information of the client with a preset identity information list, if the identity information of the client exists in the preset identity information list, distributing a blockchain node which is in an idle state and has a storage space matched with the data storage requirement of the client to the client in the blockchain as the second blockchain node; if the identity information of the client does not exist in the preset identity information list, not distributing blockchain nodes to the client; and encrypting the stock right subscription information of the client and storing the encrypted stock right subscription information into the second blockchain node.
The method has the beneficial effects that the client serves as an sponsor of the equity transaction, in order to ensure legal effectiveness of the equity transaction and funding fund source safety of the client, identity of the client needs to be identified and authenticated, and identity information of the client is compared with a preset identity information list, so that the client is judged to be a qualified client. When the identity information of the client exists in a preset identity information list, a blockchain node which is in an idle state and has a storage space matched with the data storage requirement of the client is selected in the blockchain and is used for being specially butted with the client, so that all relevant information of the client in the share right transaction process is comprehensively and accurately recorded and stored, the authenticity of the relevant information is ensured, the relevant information is reliably solidified and reserved, and the relevant information is prevented from being tampered.
In another embodiment, a third blockchain node is selected in the blockchain, and based on the third blockchain node, the share right subscription offer information and the share right subscription resource information are matched, so as to judge whether the client has the share right subscription authority; and when the client side has the rights to purchase, completing the fund payment operation of the current rights to purchase transaction through the link point of the second block, wherein the fund payment operation comprises the following steps:
Selecting a third blockchain node at the blockchain based on the location information of the first and second blockchain nodes at the blockchain; wherein the third blockchain link point is the same as the node path length between the first blockchain node and the second blockchain node at the blockchain;
Analyzing the equity trading instruction initiated by the enterprise terminal, and judging whether the equity trading instruction is in an equity trading permission state currently or not; when the first block chain link point is in the stock right transaction permission state, the stock right subscription offer information stored in the first block chain link point and the stock right subscription fund information stored in the second block chain link point are sent to the third block chain node;
Matching analysis is carried out on the share right subscription offer information and the share right subscription fund information, and if the share right subscription fund amount of the client is larger than or equal to the financing minimum amount contained in the share right subscription offer information, the client is judged to have the share right subscription authority; determining the share subscription quantity of the client based on the share subscription fund amount of the client and the total financing amount contained in the share subscription offer information;
When the client side has the stock right subscription authority, an online payment channel related to the client side is constructed through the second block chain link point, so that the fund payment operation of the current stock right subscription transaction of the client side is realized; and after the funds payment operation is successfully completed, storing corresponding share subscription transaction evidence information in the second block link point based on the share subscription quantity.
The above embodiment has the beneficial effects that in order to avoid confusion of information stored in the blockchain by the enterprise terminal and the client terminal, a third blockchain node different from the first blockchain node and the second blockchain node needs to be selected in the blockchain to match the stock right subscription offer information and the stock right subscription fund information of the enterprise terminal. In actual operation, based on the position information of the first block chain node and the second block chain node in the block chain, a third block chain node is selected in the block chain, so that the path length of the third block chain node is the same as the path length of the node in the block chain between the first block chain node and the second block chain node, and the data transmission efficiency between the first block chain node and the second block chain node and the third block chain node can be improved. In addition, after the enterprise initiates the equity trading instruction, the corresponding equity trading key is extracted from the equity trading instruction, authentication is carried out on the equity trading key, when authentication is successful, the current equity trading permission state is judged, and at the moment, the equity subscription offer information stored by the first block chain link point and the equity subscription fund information stored by the second block chain link point are sent to the third block chain node, so that matching of the two information is conveniently realized at the third block chain node, and whether the client has equity subscription rights or not is rapidly and accurately judged. In addition, the client is provided with a share right subscription authority, an online payment channel related to the client is constructed through the second block chain link point, so that the fund payment operation of the client during the share right subscription transaction is realized, the fund safety in the share right transaction process is effectively ensured, and after the fund payment operation is successfully completed, the corresponding share right subscription transaction evidence information is stored in the second block chain link point based on the share right subscription quantity, so that a share right transaction result evidence is automatically generated, and the share right transaction equity of the client is ensured.
In another embodiment, after the second block link point stores the corresponding share subscription transaction credential information, the method further includes:
Generating a transaction credential key based on the share subscription transaction credential information, and sending the transaction credential key to the client.
The method and the system have the beneficial effects that the transaction credential key is generated based on the share subscription transaction credential information, so that the client can utilize the transaction credential key as an electronic credential for successful fund payment, and online transaction authentication is performed with the enterprise.
In general, the system and the method for trading the equity based on the blockchain utilize the blockchain as an intermediary for trading equity between an enterprise terminal and a client terminal, generate equity subscription offer information based on financing requests from the enterprise terminal, store the equity subscription offer information of the client terminal to a first blockchain node, store equity subscription information of the client terminal to a second blockchain node, and independently store equity trade related information of the enterprise terminal and the client terminal through different blockchain nodes so as to ensure the record effectiveness and authenticity of equity trade related information; the third blockchain node is also utilized to match the equity subscription offer information and equity subscription fund information, the client is judged to have equity subscription authority, the fund payment operation of the current equity subscription transaction is finished through the second blockchain node, the information collection, checking and storage and the fund payment related to equity transaction are processed through the blockchain, the whole process is realized without the help of a third party, the labor cost consumed in the equity transaction process can be saved, the fund flow in the equity transaction process can be ensured to be tracked comprehensively and in real time, and the fund safety of equity transaction is ensured.
The foregoing is merely one specific embodiment of the invention, and any modifications made in light of the above teachings are intended to fall within the scope of the invention.

Claims (7)

1. A blockchain-based equity trading system, comprising:
The stock right subscription offer module is used for generating corresponding stock right subscription offer information based on financing requests from enterprise terminals, and comprises the following steps:
Analyzing a financing request from an enterprise end to obtain a total financing amount and a minimum financing amount corresponding to a financing task currently performed by the enterprise end, and generating corresponding stock right subscription offer information based on the total financing amount and the minimum financing amount;
The first blockchain link point allocation and control module is configured to allocate a corresponding first blockchain node to the enterprise terminal based on identity information of the enterprise terminal, and store the stock right subscription offer information to the first blockchain node, and includes:
Comparing the identity information of the enterprise terminal with a historical equity trading record, and judging whether the enterprise terminal successfully completes equity trading in a preset historical time period; if yes, distributing a blockchain node used for the last share right transaction for the enterprise terminal in the blockchain, and taking the blockchain node as the first blockchain node; if not, distributing one of the block chain nodes in an idle state to the enterprise terminal based on the working states of all the block chain nodes under the block chain, and taking the block chain node as the first block chain node; encrypting the stock right subscription offer information and storing the encrypted stock right subscription offer information to the first blockchain node; the method for encrypting the stock right subscription offer information and storing the encrypted stock right subscription offer information to the first blockchain node comprises the following steps:
Step S1, obtaining two encryption factors for encrypting the stock right subscription offer information according to the node information of the first blockchain node by using the following formula (1),
In the above formula (1), a represents a first encryption factor that encrypts the stock right subscription offer information; b represents a second encryption factor for encrypting the stock right subscription offer information; g16 represents a 16-ary form of node information for the first blockchain node; g16 (i) a value on an i-th bit in a 16-ary form of node information representing the first blockchain node; len (), len [ ], len { } each represent the total number of bits of data for which 16-ary data in brackets are found; []10 represents the conversion of the value in brackets into a decimal number; %2 represents the remainder of 2;
Step S2, encrypting the stock right subscription offer information according to the two encryption factors by using the following formula (2),
In the above formula (2), d16 represents 16-ary form data obtained by encrypting the stock right subscription offer information; d16 represents a 16-ary form of the stock right subscription offer information; () 16, [ ]16, { }16 all means converting the value in brackets into a 16-ary number; > represents a right shift symbol; Representing an exclusive-or operation; f { } represents a positive number holding function, the function value of which is a value in brackets if the value in brackets is greater than 0, and is 0 if the value in brackets is less than or equal to 0;
step S3, when the stock right subscription offer information in the first blockchain node needs to be extracted by using the following formula (3), decrypting the stored stock right subscription offer information according to the first blockchain node information by using the following formula (3),
In the above formula (3), d'16 represents 16-ary form data of the stock right subscription offer information stored in the link point of the first block; g16 represents a 16-ary form of node information of the first blockchain node;
The second block chain link point allocation and control module is used for allocating corresponding second block chain nodes for the client based on the identity information of the client, and storing the stock right subscription information of the client to the second block chain nodes;
a third blockchain node selection module for selecting a third blockchain node at the blockchain;
The share right transaction information matching module is used for carrying out matching processing on the share right subscription offer information and the share right subscription fund information based on the third blockchain node, and judging whether the client side has the share right subscription authority; and the fund payment processing module is used for completing the fund payment operation of the current stock right subscription transaction through the second blockchain node when the client side has the stock right subscription authority.
2. The blockchain-based equity trading system of claim 1, wherein:
the second blockchain link point allocation and control module is configured to allocate a corresponding second blockchain node to a client based on identity information of the client, and store stock right subscription information of the client to the second blockchain node, including:
Comparing the identity information of the client with a preset identity information list, if the identity information of the client exists in the preset identity information list, distributing a blockchain node which is in an idle state and has a storage space matched with the data storage requirement of the client for the client in the blockchain as the second blockchain node; if the identity information of the client does not exist in a preset identity information list, not distributing blockchain nodes to the client; and encrypting the stock right subscription information of the client and storing the encrypted stock right subscription information to the second blockchain node.
3. The blockchain-based equity trading system of claim 1, wherein: the third blockchain link point selection module is configured to select a third blockchain node at the blockchain, including:
Selecting a third blockchain node at the blockchain based on the location information of the first and second blockchain nodes at the blockchain; wherein the third blockchain node is the same node path length between the first and second blockchain nodes at the blockchain, respectively;
The share right transaction information matching module is configured to perform matching processing on the share right subscription offer information and the share right subscription fund information based on the third blockchain node, and determine whether the client has a share right subscription authority, including:
Analyzing the equity trading instruction initiated by the enterprise end, and judging whether the equity trading instruction is in an allowable state currently or not; when the system is in a stock right transaction permission state, the stock right subscription offer information stored in the first block chain link point and the stock right subscription fund information stored in the second block chain node are sent to the third block chain node;
Performing matching analysis on the share right subscription offer information and the share right subscription fund information, and judging that the client has the share right subscription authority if the share right subscription fund amount of the client is greater than or equal to the minimum financing amount contained in the share right subscription offer information; determining the share subscription quantity of the client based on the share subscription fund amount of the client and the total financing amount contained in the share subscription offer information;
The fund payment processing module is configured to complete, when the client has a stock right subscription authority, a fund payment operation of a current stock right subscription transaction through the second blockchain node, where the fund payment processing module includes:
When the client side has the stock right subscription authority, an online payment channel related to the client side is constructed through the second blockchain node, so that the fund payment operation of the current stock right subscription transaction of the client side is realized; and after the funds payment operation is successfully completed, storing corresponding share subscription transaction credential information in the second blockchain node based on the share subscription quantity.
4. A blockchain-based equity trading method, comprising:
Generating corresponding stock right subscription offer information based on financing requests from enterprise terminals; based on the identity information of the enterprise terminal, distributing a corresponding first blockchain node to the enterprise terminal at a blockchain, and storing the stock right subscription offer information to the first blockchain node, wherein the method comprises the following steps:
Generating corresponding stock right subscription offer information based on financing requests from enterprise terminals; based on the identity information of the enterprise terminal, distributing a corresponding first blockchain node to the enterprise terminal at a blockchain, and storing the stock right subscription offer information to the first blockchain node, wherein the method comprises the following steps:
Analyzing a financing request from an enterprise end to obtain a total financing amount and a minimum financing amount corresponding to a financing task currently performed by the enterprise end, and generating corresponding stock right subscription offer information based on the total financing amount and the minimum financing amount;
Comparing the identity information of the enterprise terminal with a historical equity trading record, and judging whether the enterprise terminal successfully completes equity trading in a preset historical time period; if yes, distributing a blockchain node used for the last share right transaction for the enterprise terminal in the blockchain, and taking the blockchain node as the first blockchain node; if not, distributing one of the block chain nodes in an idle state to the enterprise terminal based on the working states of all the block chain nodes under the block chain, and taking the block chain node as the first block chain node; encrypting the stock right subscription offer information and storing the encrypted stock right subscription offer information to the first blockchain node; the method for encrypting the stock right subscription offer information and storing the encrypted stock right subscription offer information to the first blockchain node comprises the following steps:
Step S1, obtaining two encryption factors for encrypting the stock right subscription offer information according to the node information of the first blockchain node by using the following formula (1),
In the above formula (1), a represents a first encryption factor that encrypts the stock right subscription offer information; b represents a second encryption factor for encrypting the stock right subscription offer information; g16 represents a 16-ary form of node information for the first blockchain node; g16 (i) a value on an i-th bit in a 16-ary form of node information representing the first blockchain node; len (), len [ ], len { } each represent the total number of bits of data for which 16-ary data in brackets are found; []10 represents the conversion of the value in brackets into a decimal number; %2 represents the remainder of 2;
Step S2, encrypting the stock right subscription offer information according to the two encryption factors by using the following formula (2),
In the above formula (2), d16 represents 16-ary form data obtained by encrypting the stock right subscription offer information; d16 represents a 16-ary form of the stock right subscription offer information; () 16, [ ]16, { }16 all means converting the value in brackets into a 16-ary number; > represents a right shift symbol; Representing an exclusive-or operation; f { } represents a positive number holding function, the function value of which is a value in brackets if the value in brackets is greater than 0, and is 0 if the value in brackets is less than or equal to 0;
step S3, when the stock right subscription offer information in the first blockchain node needs to be extracted by using the following formula (3), decrypting the stored stock right subscription offer information according to the first blockchain node information by using the following formula (3),
In the above formula (3), d'16 represents 16-ary form data of the stock right subscription offer information stored in the link point of the first block; g16 represents a 16-ary form of node information of the first blockchain node;
Based on the identity information of the client, distributing a corresponding second blockchain node for the client in the blockchain, and storing the stock right subscription information of the client to the second blockchain node;
selecting a third blockchain node from the blockchain, and based on the third blockchain node, carrying out matching processing on the share right subscription offer information and the share right subscription fund information to judge whether the client side has the share right subscription authority; and when the client side has the stock right subscription authority, completing the fund payment operation of the current stock right subscription transaction through the second blockchain node.
5. The blockchain-based equity trading method of claim 4, wherein:
based on the identity information of the client, distributing a corresponding second blockchain node to the client at the blockchain, and storing the stock right subscription information of the client to the second blockchain node, wherein the method comprises the following steps:
Comparing the identity information of the client with a preset identity information list, if the identity information of the client exists in the preset identity information list, distributing a blockchain node which is in an idle state and has a storage space matched with the data storage requirement of the client for the client in the blockchain as the second blockchain node; if the identity information of the client does not exist in a preset identity information list, not distributing blockchain nodes to the client; and encrypting the stock right subscription information of the client and storing the encrypted stock right subscription information to the second blockchain node.
6. The blockchain-based equity trading method of claim 4, wherein:
Selecting a third blockchain node from the blockchain, and based on the third blockchain node, carrying out matching processing on the share right subscription offer information and the share right subscription fund information to judge whether the client side has the share right subscription authority; and when the client side has the rights to purchase, completing the fund payment operation of the current rights to purchase transaction through the second blockchain node, wherein the fund payment operation comprises the following steps:
Selecting a third blockchain node at the blockchain based on the location information of the first and second blockchain nodes at the blockchain; wherein the third blockchain node is the same node path length between the first and second blockchain nodes at the blockchain, respectively;
Analyzing the equity trading instruction initiated by the enterprise end, and judging whether the equity trading instruction is in an allowable state currently or not; when the system is in a stock right transaction permission state, the stock right subscription offer information stored in the first block chain link point and the stock right subscription fund information stored in the second block chain node are sent to the third block chain node;
Performing matching analysis on the share right subscription offer information and the share right subscription fund information, and judging that the client has the share right subscription authority if the share right subscription fund amount of the client is greater than or equal to the minimum financing amount contained in the share right subscription offer information; determining the share subscription quantity of the client based on the share subscription fund amount of the client and the total financing amount contained in the share subscription offer information;
When the client side has the stock right subscription authority, an online payment channel related to the client side is constructed through the second blockchain node, so that the fund payment operation of the current stock right subscription transaction of the client side is realized; and after the funds payment operation is successfully completed, storing corresponding share subscription transaction credential information in the second blockchain node based on the share subscription quantity.
7. The blockchain-based equity trading method of claim 6, wherein:
after the second blockchain node stores the corresponding share subscription transaction credential information, the method further includes:
Generating a transaction credential key based on the share subscription transaction credential information, and sending the transaction credential key to the client.
CN202310940028.2A 2023-07-28 2023-07-28 Stock right trading system and method based on block chain Active CN117036016B (en)

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