CN108288222A - Property tax processing system and method based on block chain - Google Patents
Property tax processing system and method based on block chain Download PDFInfo
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- CN108288222A CN108288222A CN201810180930.8A CN201810180930A CN108288222A CN 108288222 A CN108288222 A CN 108288222A CN 201810180930 A CN201810180930 A CN 201810180930A CN 108288222 A CN108288222 A CN 108288222A
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- commercial user
- identity
- transaction information
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q40/00—Finance; Insurance; Tax strategies; Processing of corporate or income taxes
- G06Q40/12—Accounting
- G06Q40/123—Tax preparation or submission
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q40/00—Finance; Insurance; Tax strategies; Processing of corporate or income taxes
- G06Q40/12—Accounting
- G06Q40/125—Finance or payroll
Abstract
The present invention provides a kind of property tax processing systems and method based on block chain, it is related to property tax administrative skill field, block catenary system receives the first Transaction Information for including commercial user's identity that commercial user's terminal is sent, the third Transaction Information for including commercial user's identity that the second Transaction Information comprising commercial user's identity and consumer end that Third-party payment platform is sent are sent, and the taxable amount that each commercial user should pay within a preset period of time is generated according to each Transaction Information, and it is signed according to commercial user corresponding with commercial user's identity in default intelligent contract and pays taxable amount to tax platform, receive the tax payment voucher returned.The property tax processing system and method for the present invention, unified commercial user is formed using central numeral money-system and records system, is based on block chained record Transaction Information, to realize to the comprehensive accurate of enterprise's property tax information collection, and calculate taxable amount automatically and pay property tax, improve efficiency and reliability.
Description
Technical field
The present invention relates to property tax administrative skill fields, more particularly, to a kind of based on the property tax processing system of block chain and side
Method.
Background technology
Currently, taxation authority to the management of paying taxes of the especially small-scale commercial user of commercial user there are many problems, one
Be set up accounts to small-scale enterprise, invoice it is inadequate using supervision and management, it is desirable that not tight, management is partially loose, causes to a certain extent small
Large-scale enterprises do not set up accounts, build the generation of false account, confused account and invoice using behaviors such as confusions；Second is that tax inspection is not caught up with,
Pay attention to the inspection to general taxpayer enterprise, causes to ignore the inspection to small-scale enterprise, and family is checked to small-scale enterprise
Number is few, and check surface is low, and inspection is not thorough and does not go deep into, and checks on the quality not high；Third, monitoring, tracking and management are not in time,
So that individual small-scale enterprises long-range business and be not included in monitoring management in time.
The people of the administrative staff of taxation authority is relied primarily on to the tax administration of general taxpayer enterprise and small-scale enterprise
Work management, and mainly be concurrently in charge of supplemented by small-scale enterprise with managing based on general taxpayer.The operation of most of small-scale enterprise is lived
It is dynamic mainly to take cash transaction (i.e. artificial receipt and payment account), some small-scale enterprise taxpayers that retain using cargo is bought
It stocks up document, payment not income markets the goods and does not issue invoice and do not arrange the tax administration that the means such as income evade the tax authority,
And existing artificial tax administration cannot lead to not accurately determine small to this cash transaction mode real-time tracking and record
The amount of tax to be paid that Large-scale enterprises taxpayer should pay, and then cause the tax collection and administration of taxation authority not in place.
Invention content
In view of this, the purpose of the present invention is to provide a kind of property tax processing system and method based on block chain, with slow
Solution in the prior art when commercial user using evade means when, due to artificial tax administration cannot to this cash transaction mode reality
When track and record, lead to not accurately determine the amount of tax to be paid that small-scale enterprise taxpayer should pay, and then lead to taxation authority
The technical problems such as tax collection and administration is not in place.
In a first aspect, an embodiment of the present invention provides a kind of property tax processing systems based on block chain, including:Multiple business
User terminal, multiple consumer ends, Third-party payment platform, at least one block catenary system and tax platform；
The block catenary system, include commercial user's identity first sent for receiving commercial user's terminal
The second Transaction Information comprising commercial user's identity and the consumption that Transaction Information, the Third-party payment platform are sent
The third Transaction Information for including commercial user's identity that person's terminal is sent, and according to second Transaction Information, described the
What one Transaction Information and the third Transaction Information generated that each commercial user's identity should pay within a preset period of time answers
Tax volume, and, it is signed to described according to commercial user corresponding with commercial user's identity in default intelligent contract
Tax platform pays the taxable amount, and receives the tax payment voucher that the tax platform returns.
With reference to first aspect, an embodiment of the present invention provides the first possible embodiments of first aspect, wherein when
When the quantity of block catenary system is at least two, used with business according to the transmission of block chain agreement between any two block catenary system
The corresponding Transaction Information of family identity, the Transaction Information include：Evidence for payment, transaction voucher, payment record deposit card and tax electricity
Sub- invoice voucher.
Second aspect, the embodiment of the present invention also provide a kind of property tax processing method based on block chain, are applied to block chain
System, including：
It is flat to receive the first Transaction Information comprising commercial user's identity, Third-party payment that commercial user's terminal is sent
What the second Transaction Information comprising commercial user's identity and consumer end that platform is sent were sent includes commercial user's identity
The third Transaction Information of mark；
Each business is generated according to second Transaction Information, first Transaction Information and the third Transaction Information to use
The taxable amount that family identity should be paid within a preset period of time；
It is signed to the tax according to commercial user corresponding with commercial user's identity in default intelligent contract
Platform pays the taxable amount, and receives the tax payment voucher that the tax platform returns.
In conjunction with second aspect, an embodiment of the present invention provides the first possible embodiments of second aspect, wherein root
Each commercial user's identity is generated according to second Transaction Information, first Transaction Information and the third Transaction Information
The taxable amount that should be paid within a preset period of time, including：
Merchant type belonging to each commercial user and preset taxable computation rule, to second Transaction Information,
Second Transaction Information and the third Transaction Information carry out taxable calculating, obtain each commercial user's identity default
The taxable amount that period planted agent pays.
In conjunction with second aspect, an embodiment of the present invention provides second of possible embodiments of second aspect, wherein institute
The method of stating further includes：
The user information that commercial user's terminal is sent is sent to central numeral money-system；
Receive the digital cash account corresponding with the user information that the central numeral money-system is sent；
Digital cash account corresponding with the user information is sent to commercial user's terminal.
In conjunction with second aspect, an embodiment of the present invention provides the third possible embodiments of second aspect, wherein institute
The method of stating further includes：
It receives that the central numeral money-system is sent with the first public private key pair phase that is being determined according to the user information
Associated identity digital certificate；
Identity digital certificate associated with first public private key pair is sent to commercial user's terminal, and by the body
Part digital certificate is added in the block chain network of itself；
Or receive the central numeral money-system is sent according to IBC algorithms corresponding with the user information second
Public private key pair generates information and the second public key；
The second public private key pair corresponding with the user information is generated into information and is sent to commercial user's terminal, so that
Commercial user's terminal generates information according to second public private key pair and preset-key agreement protocol generates and the second public key
Corresponding second private key.
In conjunction with second aspect, an embodiment of the present invention provides the 4th kind of possible embodiments of second aspect, wherein institute
Stating Third-party payment platform includes：The POS machine terminal and public payment platform bound with the digital cash account of commercial user, institute
The method of stating further includes：
Receive payment record voucher that the POS machine terminal and the public payment platform are sent and tax electronic invoice with
Card.
In conjunction with second aspect, an embodiment of the present invention provides the 5th kind of possible embodiments of second aspect, wherein institute
Stating user information includes：Name, identity card, mobile terminal identification id, short message verification code and commercial user's business license etc..
In conjunction with second aspect, an embodiment of the present invention provides the 6th kind of possible embodiments of second aspect, wherein institute
The method of stating further includes：
Receive the default intelligent contract issued after commercial user's signature.
The third aspect, the embodiment of the present invention also provide a kind of meter for the non-volatile program code that can perform with processor
Calculation machine readable medium, said program code make the processor execute the method described in the second aspect.
The embodiment of the present invention brings following advantageous effect：The embodiment of the present invention is provided at a kind of property tax based on block chain
System and method is managed, forming unified commercial user using central numeral money-system records system, is handed over based on block chained record
Easy information, it is comprehensively accurate for the acquisition of enterprise's property tax information to realize, and realize that automatically taxable amount calculates and property tax is paid
It receives, improves efficiency and reliability.
Other features and advantages of the present invention will illustrate in the following description, also, partly become from specification
It obtains it is clear that understand through the implementation of the invention.The purpose of the present invention and other advantages are in specification, claims
And specifically noted structure is realized and is obtained in attached drawing.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment cited below particularly, and coordinate
Appended attached drawing, is described in detail below.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram of the property tax processing system provided in an embodiment of the present invention based on block chain；
Fig. 2 is the flow chart for the property tax processing method based on block chain that another embodiment of the present invention provides；
Fig. 3 is the flow chart for the property tax processing method based on block chain that another embodiment of the present invention provides；
Fig. 4 is the flow chart for the property tax processing method based on block chain that another embodiment of the present invention provides；
Fig. 5 is the flow chart for the property tax processing method based on block chain that another embodiment of the present invention provides；
Fig. 6 is the data flowchart for the property tax processing system based on block chain that another embodiment of the present invention provides.
Icon：
100- commercial user's terminal；200- consumer ends；300- Third-party payment platforms；400- block catenary systems；
500- tax platforms.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with attached drawing to the present invention
Technical solution be clearly and completely described, it is clear that described embodiments are some of the embodiments of the present invention, rather than
Whole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, shall fall within the protection scope of the present invention.
Currently, in the prior art when commercial user is using means are evaded, since artificial tax administration cannot be to this existing
Golden mode of doing business real-time tracking and record lead to not accurately determine the amount of tax to be paid that small-scale enterprise taxpayer should pay, in turn
Cause the tax collection and administration of taxation authority not in place, be based on this, at a kind of property tax based on block chain provided in an embodiment of the present invention
System and method is managed, forming unified commercial user using central numeral money-system records system, is handed over based on block chained record
Easy information, it is comprehensively accurate for the acquisition of enterprise's property tax information to realize, and realize that automatically taxable amount calculates and property tax is paid
It receives, improves efficiency and reliability.
For ease of understanding the present embodiment, first to a kind of wealth based on block chain disclosed in the embodiment of the present invention
Tax processing system describes in detail.
As shown in Figure 1, in one embodiment of the invention, a kind of property tax processing system based on block chain is provided,
Including：Multiple commercial user's terminals 100, multiple consumer ends 200, Third-party payment platform 300, at least one block linkwork
System 400 and tax platform 500.
Specifically, each commercial user carries out digital cash account by commercial user's terminal 100APP based on block chain
Application, according to four element of status of a legal person of commercial user, (i.e. name, identity card, mobile terminal identify central numeral money-system
ID, short message verification code), the user informations such as commercial user's business license and tax administration are sent to commercial user's terminal 100 and quotient
Industry user identity uniquely corresponding digital cash account (number of paying taxes wallet ID) and public private key pair and/or number
Letter of identity.Commercial user forms user service agreement with multiple scene applications, such as restaurant is ordered and the scenes applications such as member.
The transaction of commercial user includes：To male portion and to personal sector.To personal sector, consumer is by being based on area
The consumer end 200APP of block chain obtains the Transaction Information of commercial user, and passes through the consumer end based on block chain
200APP lifts payment, and personal consumption evidence for payment is recorded on block chain.To male portion, commercial user can directly pass through number
Monetary accounts are traded signature in commercial user's terminal 100APP, to the easy evidence record of public transport on block chain.
The Third-party payment platform for supporting other existing means of payment (such as POS machine, Alipay and wechat),
Transaction under other payment modes can be realized by the licensing mode of commercial user, and the payment record of existing channel of disbursement is deposited card
And corresponding tax electronic invoice evidence record, on block chain, this is collected as property tax information and a part for processing.
The block catenary system 400 includes commercial user's identity mark for receive the transmission of commercial user's terminal 100
The second transaction letter comprising commercial user's identity of the first Transaction Information, the transmission of the Third-party payment platform 300 known
The third Transaction Information for including commercial user's identity that breath and the consumer end 200 send, and according to described second
Transaction Information, first Transaction Information and the third Transaction Information generate each commercial user's identity in preset time
The taxable amount that section planted agent pays, and, according to business corresponding with commercial user's identity in default intelligent contract
User's signature pays the taxable amount to the tax platform 500, and receives the tax payment that the tax platform 500 returns
Voucher.
In practical applications, the All Activity voucher of each commercial user of application block chain technical notes, i.e. block linkwork
System 400 record commercial users personal consumption evidence for payment, record commercial user to public transaction voucher, and can pass through business use
The payment record that the mandate at family obtains existing channel of disbursement from bank or other channel of disbursement deposits card and corresponding tax electronics
Invoice voucher.
In practical applications, if commercial user supports other block catenary systems 400 of central numeral money-system simultaneously
It is traded evidence record, respective transaction information can be used by block chain agreement, i.e., when the quantity of block catenary system 400 is extremely
When two few, transaction corresponding with commercial user's identity is transmitted according to block chain agreement between any two block catenary system 400
Information, the Transaction Information include：Evidence for payment, transaction voucher, payment record deposit card and tax electronic invoice voucher etc..
For each commercial user, 400 system of block catenary system can according to all evidences for payment of the corresponding commercial user,
Transaction voucher, payment record deposit card and tax electronic invoice voucher, and default intelligent contract and trade company property (general taxpayer
Or small-scale enterprise taxpayer) taxable calculating is formed, such as calculate one month or taxable amount that season planted agent pays,
Last signed according to commercial user corresponding with commercial user's identity in default intelligent contract pays institute to tax platform 500
Taxable amount is stated, and receives the tax payment voucher that the tax platform 500 returns.
The present invention uses block chain and digital cash technology, by central numeral money-system, obtains use of uniquely paying taxes
Family digital wallet ID, application block chain technical notes All Activity voucher, and formed according to default intelligent contract and be based on block chain
Property tax information collection and processing system.
A kind of property tax processing system based on block chain provided in an embodiment of the present invention, using central numeral money-system shape
System is recorded at unified commercial user, is based on block chained record All Activity information, to realize for enterprise's property tax information
Acquisition is comprehensively accurate, and realizes that automatically taxable amount calculates and property tax is paid, and improves efficiency and reliability.
As shown in Fig. 2, in another embodiment of the present invention, additionally provide it is a kind of applied to block catenary system based on
The property tax processing method of block chain, the described method comprises the following steps.
S101 receives the first Transaction Information comprising commercial user's identity, third party that commercial user's terminal is sent
What the second Transaction Information comprising commercial user's identity and consumer end that payment platform is sent were sent uses comprising business
The third Transaction Information of family identity.
In practical applications, the Third-party payment platform includes：The POS bound with the digital cash account of commercial user
Machine terminal and public payment platform (such as bank paying, wealth pay logical, Alipay, wechat).Third-party payment platform is received to send
The method of the second Transaction Information comprising commercial user's identity include the following steps.
Block catenary system receives the payment record voucher and the tax of the POS machine terminal and public payment platform transmission
Electronic invoice voucher.
S102 is generated each according to second Transaction Information, first Transaction Information and the third Transaction Information
The taxable amount that commercial user's identity should be paid within a preset period of time.
Specifically, calculating the method packet for the taxable amount that each commercial user's identity should be paid within a preset period of time
Include following steps.
Merchant type of the block catenary system belonging to each commercial user and default taxable computation rule, to described second
Transaction Information, second Transaction Information and the third Transaction Information carry out taxable calculating, obtain each commercial user's identity
Identify the taxable amount that should be paid within a preset period of time.
Specifically, the taxable computation rule in the default intelligent contract of application, trade company's class belonging to each commercial user
Type and its corresponding tax bearing rate calculate the taxable amount that the trade company pays in preset time period (such as two months) planted agent.
S103 signs according to commercial user corresponding with commercial user's identity in default intelligent contract to described
Tax platform pays the taxable amount, and receives the tax payment voucher that the tax platform returns.
Specifically, block catenary system is receiving what commercial user's terminal, Third-party payment platform and consumer end sent
Before transaction, receives default intelligent contract of the publication on block catenary system, automatic execute after being signed by commercial user and preset intelligence
Can contract calculate the amount of tax to be paid that should pay of commercial user, then the tax for executing in contract pays contract and pays institute to the tax platform
State taxable amount.
As shown in figure 3, in another embodiment of the present invention, receiving being used comprising business for commercial user's terminal transmission
The second transaction letter comprising commercial user's identity that first Transaction Information of family identity, Third-party payment platform are sent
Before the third Transaction Information comprising commercial user's identity that breath and consumer end send, the method further includes following
Step.
The user information that commercial user's terminal is sent is sent to central numeral money-system by S201.
Specifically, the user information includes：Name, identity card, mobile terminal identification id, short message verification code and business are used
Family business license etc..
S202 receives the digital cash account corresponding with the user information that the central numeral money-system is sent.
Digital cash account corresponding with the user information is sent to commercial user's terminal by S203.
On the basis of previous embodiment, central numeral money-system also provides for the digital cash account of commercial user
Used public private key pair.As shown in figure 4, in another embodiment of the present invention, the method is further comprising the steps of.
S301 is received that the central numeral money-system is sent with the first public and private key that is being determined according to the user information
To associated identity digital certificate.
Specifically, the central numeral money-system can be generated according to asymmetric arithmetic (RSA or EAA etc.) and commercial user
The corresponding common public and private key of information, identity digital certificate (authentication for signature) of the regeneration comprising public key.It is described
The common public and private key and letter of identity that block catenary system can be obtained from central digital coin systems.
Identity digital certificate associated with first public private key pair is sent to commercial user's terminal by S302, and will
The identity digital certificate is added in the block chain network of itself.
On the basis of previous embodiment, as shown in figure 5, in another embodiment of the present invention, the method is also wrapped
Include following steps.
S401, or receive the central numeral money-system sent according to IBC algorithms it is corresponding with the user information
The second public private key pair generate information and the second public key.
Specifically, central numeral money-system can be generated according to IBC algorithms (id password system) and Commercial User Information
Corresponding IBC public keys (i.e. the second public key) and public private key pair generate information, authentication of the IBC public keys for signature.
The second public private key pair corresponding with the user information is generated information and is sent to commercial user's end by S402
End generates and the so that commercial user's terminal generates information and preset-key agreement protocol according to second public private key pair
Corresponding second private key of two public keys.The block catenary system obtains corresponding with Commercial User Information from central digital coin systems
IBC public keys and private key.
When commercial user needs to bind POS machine terminal, for the existing POS machine system of compatibility, can be transformed with plug-in unit
Pattern distributes existing intelligent POS machine terminal the public private key pair of commercial user, for signature and privacy services.
Data flowchart as shown in FIG. 6, a kind of property tax processing method based on block chain provided in an embodiment of the present invention
The specific steps are：
1) commercial user by commercial user's terminal APP based on block chain to central numeral money-system application number goods
Coin account is held by central numeral money-system according to four element of status of a legal person (name identity card mobile phone identifying code) and user's business
Digital identity certificate and common public private key pair are provided according to/tax administration information etc., or public private key pair is generated according to IBC algorithms.
Commercial user forms user service agreement with scene application.
2) to personal sector, the transaction that consumer obtains commercial user by the consumer end APP based on block chain is believed
Breath, and payment is lifted by the consumer end APP based on block chain, personal consumption evidence for payment is recorded on block chain.It is right
Male portion, commercial user directly can be traded signature by digital cash account in commercial user's terminal APP, to public transport easily with
Card is recorded on block chain.
The transaction of consumer and commercial user can also pass through the Third-party payment platform of other existing means of payment of support
It is traded, the transaction of Third-party payment platform is realized by the licensing mode of commercial user.
3) the personal consumption evidence for payment of block chained record commercial user, record commercial user to public transaction voucher, and
Can be obtained from bank or other channel of disbursement by the mandate of commercial user existing channel of disbursement payment record deposit card and it is right
The tax electronic invoice voucher answered.If commercial user is supporting other block chains of central numeral money-system to hand over simultaneously
Easy evidence record can use corresponding Transaction Information by block chain agreement.
4) according to the evidence for payment and payment record voucher in step 3 on block chain, using intelligent contract, according to trade company's property
Matter forms taxable calculating, and the property tax that digital cash is finally executed according to the commercial user of intelligent contract signature is paid.
The embodiment of the present invention provides a kind of property tax processing system and method based on block chain and has the advantage that：
A) high efficiency.
Using central numeral money-system, unified commercial user can be formed and record system, for enterprise's property tax information
Acquisition is comprehensively accurate.And digital cash can be applied to realize that automatically taxable amount calculates and property tax is paid.
B) high reliability.
Block chain has and can trace, the technical characteristic that can not be distorted, and contributes to property tax system to collect information credible
Demand.
In another embodiment of the present invention, a kind of non-volatile program generation that can perform with processor is additionally provided
The computer-readable medium of code, said program code make the processor execute described in the property tax processing method based on block chain
Method.
In all examples being illustrated and described herein, any occurrence should be construed as merely illustrative, without
It is as limitation, therefore, other examples of exemplary embodiment can have different values.
Flow chart and block diagram in attached drawing show the system, method and computer journey of multiple embodiments according to the present invention
The architecture, function and operation in the cards of sequence product.In this regard, each box in flowchart or block diagram can generation
A part for a part for one module, section or code of table, the module, section or code includes one or more uses
The executable instruction of the logic function as defined in realization.It should also be noted that in some implementations as replacements, being marked in box
The function of note can also occur in a different order than that indicated in the drawings.For example, two continuous boxes can essentially base
Originally it is performed in parallel, they can also be executed in the opposite order sometimes, this is depended on the functions involved.It is also noted that
It is the combination of each box in block diagram and or flow chart and the box in block diagram and or flow chart, can uses and execute rule
The dedicated hardware based system of fixed function or action is realized, or can use the group of specialized hardware and computer instruction
It closes to realize.
The computer program product for the property tax processing system based on block chain that the embodiment of the present invention is provided, including storage
The computer readable storage medium of program code, the instruction that said program code includes can be used for executing previous methods embodiments
Described in method, specific implementation can be found in embodiment of the method, details are not described herein.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description
It with the specific work process of device, can refer to corresponding processes in the foregoing method embodiment, details are not described herein.
In addition, in the description of the embodiment of the present invention unless specifically defined or limited otherwise, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product
It is stored in a computer read/write memory medium.Based on this understanding, technical scheme of the present invention is substantially in other words
The part of the part that contributes to existing technology or the technical solution can be expressed in the form of software products, the meter
Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be
People's computer, server or network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention.
And storage medium above-mentioned includes：USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited
The various media that can store program code such as reservoir (RAM, Random Access Memory), magnetic disc or CD.
In the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for the description present invention and simplify description, do not indicate or imply the indicated device or element must have a particular orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for description purposes only, and is not understood to indicate or imply relative importance.
Finally it should be noted that：Embodiment described above, only specific implementation mode of the invention, to illustrate the present invention
Technical solution, rather than its limitations, scope of protection of the present invention is not limited thereto, although with reference to the foregoing embodiments to this hair
It is bright to be described in detail, it will be understood by those of ordinary skill in the art that：Any one skilled in the art
In the technical scope disclosed by the present invention, it can still modify to the technical solution recorded in previous embodiment or can be light
It is readily conceivable that variation or equivalent replacement of some of the technical features；And these modifications, variation or replacement, do not make
The essence of corresponding technical solution is detached from the spirit and scope of technical solution of the embodiment of the present invention, should all cover the protection in the present invention
Within the scope of.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. a kind of property tax processing system based on block chain, which is characterized in that including：Multiple commercial user's terminals, multiple consumption
Person's terminal, Third-party payment platform, at least one block catenary system and tax platform；
The block catenary system is handed over for receiving first comprising commercial user's identity that commercial user's terminal is sent
The second Transaction Information comprising commercial user's identity and the consumer that easy information, the Third-party payment platform are sent
The third Transaction Information for including commercial user's identity that terminal is sent, and according to second Transaction Information, described first
Transaction Information and the third Transaction Information generate each commercial user's identity should pay within a preset period of time it is taxable
The amount of money, and, it is signed to the tax according to commercial user corresponding with commercial user's identity in default intelligent contract
Business platform pays the taxable amount, and receives the tax payment voucher that the tax platform returns.
2. system according to claim 1, which is characterized in that when the quantity of block catenary system is at least two, arbitrarily
Between two block catenary systems Transaction Information corresponding with commercial user's identity, the Transaction Information are transmitted according to block chain agreement
Including：Evidence for payment, transaction voucher, payment record deposit card and tax electronic invoice voucher.
3. a kind of property tax processing method based on block chain, which is characterized in that it is applied to block catenary system, including：
Receive the first Transaction Information comprising commercial user's identity, the Third-party payment platform hair that commercial user's terminal is sent
What the second Transaction Information comprising commercial user's identity sent and consumer end sent includes commercial user's identity
Third Transaction Information；
Each commercial user's body is generated according to second Transaction Information, first Transaction Information and the third Transaction Information
The taxable amount that part mark should be paid within a preset period of time；
It is signed according to commercial user corresponding with commercial user's identity in default intelligent contract and is paid to tax platform
The taxable amount, and receive the tax payment voucher that the tax platform returns.
4. according to the method described in claim 3, it is characterized in that, being believed according to second Transaction Information, first transaction
Breath and the third Transaction Information generate the taxable amount that each commercial user's identity should be paid within a preset period of time, wrap
It includes：
Merchant type belonging to each commercial user and taxable computation rule is preset, to second Transaction Information, described
Second Transaction Information and the third Transaction Information carry out taxable calculating, obtain each commercial user's identity in preset time
The taxable amount that section planted agent pays.
5. according to the method described in claim 4, it is characterized in that, the method further includes：
The user information that commercial user's terminal is sent is sent to central numeral money-system；
Receive the digital cash account corresponding with the user information that the central numeral money-system is sent；
Digital cash account corresponding with the user information is sent to commercial user's terminal.
6. according to the method described in claim 5, it is characterized in that, the method further includes：
Receive the associated with the first public private key pair determined according to the user information of the central numeral money-system transmission
Identity digital certificate；
Identity digital certificate associated with first public private key pair is sent to commercial user's terminal, and by the identity number
Word certificate is added in the block chain network of itself；
Or to receive the central numeral money-system is sent according to IBC algorithms corresponding with the user information second public and private
Key is to generating information and the second public key；
The second public private key pair corresponding with the user information is generated into information and is sent to commercial user's terminal, so that described
Commercial user's terminal generates information according to second public private key pair and the generation of preset-key agreement protocol is corresponding with the second public key
The second private key.
7. according to the method described in claim 6, it is characterized in that, the Third-party payment platform includes：With commercial user's
Digital cash account binding POS machine terminal and public payment platform, the method further include：
Receive the payment record voucher and tax electronic invoice voucher of the POS machine terminal and public payment platform transmission.
8. the method according to the description of claim 7 is characterized in that the user information includes：Name, identity card, movement are eventually
Hold identification id, short message verification code and commercial user's business license etc..
9. according to the method described in claim 8, it is characterized in that, the method further includes：
Receive the default intelligent contract issued after commercial user's signature.
10. a kind of computer-readable medium for the non-volatile program code that can perform with processor, which is characterized in that described
Program code makes the processor execute any method of the claim 3 to 9.
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| CN110599274A (en) * | 2019-09-24 | 2019-12-20 | 腾讯科技（深圳）有限公司 | Bill processing method, device, processing equipment and computer storage medium |
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| CN111402051A (en) * | 2020-03-11 | 2020-07-10 | 深圳市成功快车科技有限公司 | Finance and tax transaction system based on block chain and big data |
| CN111695946A (en) * | 2020-06-16 | 2020-09-22 | 中国银行股份有限公司 | Electronic invoice generation method, system and server |
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