CN112100965A - Electronic manufacturing industry collaborative innovation platform and use method thereof - Google Patents
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Abstract
The invention discloses a collaborative innovation platform for electronic manufacturing industry and a use method thereof, relating to the field of MEMS processing and manufacturing, wherein the platform comprises a client, a background management end and a supplier end, the client comprises a design tool cloud and an IP service cloud, the design tool cloud is used for online circuit design, structure modeling, process simulation and layout drawing, and the IP service cloud integrates various IP packets for direct use by designers; the background management end comprises an intelligent identification module connected with the design tool cloud, and is used for decrypting the encrypted design file sent by the design tool cloud, automatically matching supplier equipment according with the product process flow and parameters through a depth mapping algorithm, generating a corresponding encrypted order and sending the encrypted order to the supplier end; the supplier end comprises a digital twin cloud connected with the intelligent identification module, online visualization of production scenes, supplier equipment and production processes is provided, processing results are fed back to the client end, and a closed-loop industrial chain is formed by the collaborative innovation platform to provide a collaborative communication platform for designers and suppliers.
Description
Technical Field
The invention relates to the field of processing and manufacturing of MEMS (micro-electromechanical systems) and integrated circuits, in particular to a collaborative innovation platform for electronic manufacturing industry and a use method thereof.
Background
With the development of semiconductor integrated circuit micro-processing technology and the arrival of ubiquitous information-oriented society, the opening of the era of the internet of things is marked, the market of pressure sensors, accelerometers, gyroscopes, optical devices and other MEMS products is high under the drive of the rapid growth of industrial, automotive, medical and smartphone representative products, and network communication and automotive electronics become the most active application field of the MEMS segment market in China.
The traditional MEMS design flow is that a designer designs a circuit or a model for a single machine, generates a result or a structure, then related technicians are converted into a process flow and a layout, the process flow and the layout are matched with the related technicians of a chip substitute, the equipment and the process of a factory can be matched, the matching of the whole flow can be completed through repeated communication and adjustment of the two parties, the price is checked according to the matching flow, the contract is finally determined, the designer basically cannot participate in the process in the production process of the product, and only the final result can be waited.
Disclosure of Invention
The present invention provides a collaborative innovation platform for electronic manufacturing industry and a method for using the same, which forms a closed-loop industry chain to provide a collaborative communication platform for designers and suppliers.
The technical scheme of the invention is as follows:
an electronic manufacturing collaborative innovation platform, comprising:
the system comprises a client side and a service cloud server, wherein the client side comprises a design tool cloud and an IP service cloud, the design tool cloud is used for realizing online circuit design, structure modeling, process simulation and layout drawing, the IP service cloud integrates various IP packets for a designer to directly use, and the IP packets are IC or MEMS modules which are well designed and packaged;
the background management end comprises an intelligent identification module connected with the design tool cloud, is used for receiving and decrypting the encrypted design file sent by the design tool cloud, automatically matches each supplier device which accords with the product process flow and process parameters through a depth mapping algorithm according to the decrypted design file, generates a corresponding encrypted order and sends the encrypted order to the supplier end;
the supplier end comprises a digital twin cloud connected with the intelligent identification module and is used for realizing online visualization of a production scene, supplier equipment and a production flow and feeding back a processing result to the client;
the design tool cloud, the IP service cloud and the digital twin cloud are in communication connection through the industrial internet.
The further technical scheme is that the background management end further comprises a personnel/equipment management system which is used for realizing the classified management of the login identities of designers and suppliers and establishing a platform user information file, and is also used for realizing the classified management of each supplier equipment and corresponding process information thereof and establishing a platform equipment information file.
The further technical scheme is that the supplier end also comprises an online MES system which is communicated with the offline MES of the supplier and used for comprehensively tracking and managing personnel, plans, materials and equipment of the offline manufacturing plant.
A use method of a collaborative innovation platform in electronic manufacturing industry comprises the following steps:
a designer designs a simulation required product through a design tool cloud and an IP service cloud of a client, and a design file is encrypted by a collaborative innovation platform and then transmitted to a background management end;
the intelligent identification module receives and decrypts the encrypted design file, automatically matches each supplier device which accords with the product process flow and the process parameters through a depth mapping algorithm according to the decrypted design file, generates a corresponding encrypted order and sends the encrypted order to a supplier end;
after the supplier terminal decrypts the data, according to the product process flow, the process parameters and the corresponding supplier equipment recorded in the order, a 3D panoramic display platform is generated through simulating a production scene, the supplier equipment and the production flow by the digital twin cloud to realize online visualization, and a processing result is fed back to the client terminal;
and checking the 3D panoramic display platform through the collaborative innovation platform by a designer, supervising the production process, readjusting the product on the design tool cloud according to the processing result, re-executing the step that the design file is encrypted by the collaborative innovation platform and then transmitted to the background management end until the product does not need to be adjusted, and obtaining the final processed product.
The further technical scheme is that the decryption methods of the client, the background management end and the supplier end are the same, and the method comprises the following steps:
when the collaborative innovation platform is started, two key parameters are transmitted to a user according to the user identity, namely a current user personal key and an enterprise key to which the current user belongs, and the user identity comprises a personal user and an enterprise user from a platform user information file;
if the user identity is the personal user, the enterprise key of the current user is empty; if the user identity is an enterprise user, the collaborative innovation platform divides the authority of the enterprise key to which the current user belongs according to the organizational affiliation among enterprises, the user opens a corresponding enterprise encrypted file or a personal encrypted file which accords with the identity of the user according to the authority of the enterprise key to which the current user belongs, or the collaborative innovation platform generates the enterprise encrypted file or the personal encrypted file which accords with the identity of the user, the enterprise encrypted file comprises a design file and an enterprise intellectual property file which are stored under the name of the enterprise and are generated by a design tool cloud, and the personal encrypted file comprises the design file and the personal intellectual property file which are stored under the name of the individual and are generated by the design tool cloud;
when decrypting, firstly, the enterprise key to which the current user belongs is used for decrypting the enterprise encrypted file or the personal encrypted file, if the decryption of the enterprise encrypted file fails, the enterprise encrypted file to be opened is not in accordance with the authority of the current user, or the current user does not belong to an enterprise; and then the personal encryption file is decrypted by using the personal key of the current user.
When the organization affiliation among enterprises is changed, the authority of the enterprise key to which the corresponding current user belongs is changed, and the original enterprise encrypted file copied cannot be opened;
the key parameters are transmitted in a server set up by the collaborative innovation platform without being transmitted and stored by a user.
According to the further technical scheme, the method for automatically matching the supplier equipment which accords with the product process flow and the process parameters through the depth mapping algorithm according to the decrypted design file comprises the following steps:
the intelligent identification module establishes a corresponding relation between a standardized processing flow module and supplier equipment according to industry processing standard process information and a platform equipment information file, wherein the standardized processing flow module comprises photoetching, etching, a film, injection and bonding;
and extracting process flow characteristics from the decrypted design file by using the first matching key field, matching and corresponding to the standardized processing flow module to realize matching of the process flow, screening and matching supplier equipment corresponding to the standardized processing flow module layer by using the second matching key field, screening and matching supplier equipment conforming to product process parameters layer by using the third matching key field to realize automatic conversion of the design file into the supplier equipment conforming to the processing conditions.
The further technical scheme is that the digital twin cloud is connected with an offline manufacturing plant, and the offline manufacturing plant is connected with an online MES system, so that the method further comprises the following steps:
and the off-line manufacturing factory carries out off-line production according to the processing result of the digital twin cloud simulation and the order, and simultaneously carries out the on-line MES intercommunication with the off-line MES of the supplier by utilizing the on-line MES system to carry out the comprehensive tracking and management on personnel, plans, materials and equipment of the off-line manufacturing factory.
The beneficial technical effects of the invention are as follows:
the electronic manufacturing collaborative innovation platform integrates the productivity and equipment in the IC or MEMS industry, coordinates and unifies various links of research and development, production and manufacture, packaging and testing to form a good closed-loop industry, designers can track various production links and progress of a foundry (supplier) in the whole process, timely adjust own designed products and finally obtain high-quality products, compared with the traditional MEMS design and production processes, the situation that the products finally produced by the foundry do not meet the expected requirements of the designers can be effectively avoided, design files of the designers automatically match the corresponding supplier equipment which meets the product process flow and parameters through an intelligent identification module of a background management end, the problems that the two are difficult to communicate and need to communicate and negotiate repeatedly are solved, and the product processing time is shortened; by setting the IP service cloud, a designer can finish product design more efficiently, and the product design time is shortened; through the file encryption and decryption process carried by the collaborative innovation platform and the permission of the enterprise key to which the current user belongs according to the organizational affiliation among enterprises, the override operation can not occur, and the deputy personnel and the external personnel can not open the encrypted file under the name of the enterprise, so that the safety of the transmission and browsing of the enterprise encrypted file on the platform is ensured; through the intercommunication and butt joint of the online MES system and the MES under the line of the supplier, the personnel, plan, materials and equipment of the under-line manufacturing plant are comprehensively tracked and managed, the reasonable planning and the generation of the plan by the supplier can be helped, and the whole production time is shortened.
Drawings
FIG. 1 is a schematic block diagram of an electronic manufacturing collaborative innovation platform provided by the present application.
FIG. 2 is a flow chart of a method for using the collaborative innovation platform in electronics manufacturing industry.
Fig. 3 is a schematic diagram of a method for automatically matching valid vendor devices by the smart identification module provided in the present application.
Fig. 4 is a schematic diagram of a digital twin cloud based 3D panoramic display platform provided herein.
Fig. 5 is a diagram illustrating a correspondence relationship between a standardized process flow module and a supplier device according to the present application.
Detailed Description
The following further describes the embodiments of the present invention with reference to the drawings.
The application discloses a collaborative innovation platform for electronic manufacturing industry, and the functional block diagram of the platform is shown in fig. 1, and the platform comprises a client, a background management end and a supplier end.
The client comprises a design tool cloud and an IP service cloud, the design tool cloud is used for realizing online circuit design, structure modeling, process simulation and layout drawing, the design tool cloud comprises simulation software, optionally, the simulation software is Intellisense software, and diversified cooperation of design simulation software known at home and abroad such as Ansys, Comsol, Covot or Sugar and the like can be gradually introduced in the later stage of the collaborative innovation platform. The IP service cloud integrates various IP packets for direct use by designers, the IP packets are IC or MEMS modules which are well designed and packaged, optionally, the IP packets comprise characteristic process IP packets and special process IP packets which are referred by the designers and can provide selective services, and the designers can design the IP packets by themselves and provide the IP packets for the collaborative innovation platform to use. Through setting up IP service cloud messenger designer can accomplish product design more high-efficiently, has shortened product design time.
The background management terminal comprises an intelligent identification module connected with the design tool cloud and used for receiving and decrypting the encrypted design file sent by the design tool cloud, automatically matching each supplier device according with the product process flow and the process parameters through a depth mapping algorithm according to the decrypted design file, generating a corresponding encrypted order and sending the encrypted order to the supplier terminal.
Optionally, the background management end further includes a personnel/equipment management system, which is used for implementing login identity classification management of designers and suppliers, establishing a platform user information file, and facilitating collaborative innovation of platform management personnel information. The method and the system are also used for realizing the classified management of each supplier device and corresponding process information thereof, establishing a platform device information file and facilitating the collaborative innovation of platform management device information.
The supplier end comprises a digital twin cloud connected with the intelligent identification module, and is used for realizing online visualization of production scenes, supplier equipment and production processes, and feeding back a processing result to the client end, so that a designer can conveniently track production conditions in a full-scale manner, and a basis for pursuing a problematic link is provided.
Optionally, the supplier end further includes an online MES system, the online MES system is intercommunicated with the supplier offline MES, the digital twin cloud further connects the offline manufacturing plant, the offline manufacturing plant is connected with the online MES system, and the online MES system is used for carrying out comprehensive tracking and management on personnel, plans, materials and equipment of the offline manufacturing plant.
The design tool cloud, the IP service cloud and the digital twin cloud are in communication connection through an industrial internet, and the collaborative innovation platform is used for linking designers with a factory (namely a supplier) on the basis of a 'three clouds and one network'.
The application also discloses a use method of the electronic manufacturing industry collaborative innovation platform, a flow chart of the method is shown in fig. 2, and the method comprises the following steps:
step 1: a designer designs a simulation required product through a design tool cloud and an IP service cloud of a client, and a design file is encrypted by a collaborative innovation platform and then transmitted to a background management end.
Step 2: the intelligent identification module receives and decrypts the encrypted design file, automatically matches each supplier device which accords with the product process flow and the process parameters through a depth mapping algorithm according to the decrypted design file, generates a corresponding encrypted order and sends the encrypted order to the supplier end.
The intelligent identification module establishes a corresponding relationship between the standardized processing flow module and the supplier equipment according to the industry processing standard process information and the platform equipment information archive, the standardized processing flow module comprises photoetching, etching, a film, injection and bonding, the corresponding relationship comprises a process flow, equipment types related to the process flow and a corresponding processing plant, and please refer to fig. 5, which shows the corresponding relationship between the 'etching' standardized processing flow module and the supplier equipment.
In this embodiment, an automatic matching method is explained by taking an "etching" process flow as an example, and as shown in fig. 3 and 5, a first matching key field "ETC" is used to extract process flow characteristics from a decrypted design file, and the process flow characteristics are matched with a standardized processing flow module, so that matching of the process flow is realized, and at this time, matching results of a collaborative innovation platform are a plurality of supplier devices conforming to the process flow. Using the second matching Key field "RIE-Si3N4Matching out the supplier equipment corresponding to the standardized processing flow module, wherein the matching result of the collaborative innovation platform is the further screened supplier equipment conforming to the process flow, optionally, other matching key fields can be utilized for carrying out layer-by-layer screening, so that the matching is realizedThe range of suppliers' equipment to fit the process flow is gradually reduced. And matching supplier equipment which accords with the technological parameters of the product by using a third matching key field, namely, Si as a material, 1.3 +/-0.13 um in strip width and 3.3um in groove depth, wherein the matching result of the collaborative innovation platform is effective supplier equipment which accords with the technological process and the technological parameters after further screening, the range of the supplier equipment which accords with the conditions is narrowed through layer-by-layer matching screening, the design file is automatically converted into the supplier equipment which accords with the processing conditions, and a designer can select one supplier equipment according to the actual conditions.
And step 3: after the supplier terminal decrypts the data, according to the product process flow, the process parameters and the corresponding supplier equipment recorded in the order, a 3D panoramic display platform is generated through simulating a production scene, the supplier equipment and the production flow by a digital twin cloud to realize online visualization, as shown in FIG. 4, the 3D panoramic display platform comprises each supplier equipment and the corresponding equipment parameters thereof, and also comprises the actual temperature and humidity parameters of the production scene, and the 3D panoramic display platform feeds back the processing result to the client terminal.
And 4, step 4: and checking the 3D panoramic display platform through the collaborative innovation platform by a designer, supervising the production process, readjusting the product on the design tool cloud according to the processing result, re-executing the step that the design file is encrypted by the collaborative innovation platform and then transmitted to the background management end until the product does not need to be adjusted, and obtaining the final processed product.
The client, the background management end and the supplier end have the same decryption method, and the method comprises the following steps:
when the collaborative innovation platform is started, the two key parameters are transmitted to the user according to the user identity, namely the personal key of the current user and the enterprise key to which the current user belongs, and the user identity comprises the personal user and the enterprise user from the platform user information file.
If the user identity is the personal user, the enterprise key of the current user is empty; if the user identity is an enterprise user, the collaborative innovation platform divides the authority of the enterprise key to which the current user belongs according to the organizational affiliation among enterprises, the user opens a corresponding enterprise encrypted file or a personal encrypted file which accords with the identity of the user according to the authority of the enterprise key to which the current user belongs, or the collaborative innovation platform generates the enterprise encrypted file or the personal encrypted file which accords with the identity of the user, the enterprise encrypted file comprises a design file and an enterprise intellectual property file which are stored under the name of the enterprise and generated by a design tool cloud, and the personal encrypted file comprises the design file and the personal intellectual property file which are stored under the name of the individual and generated by the design tool cloud.
When decrypting, the enterprise key to which the current user belongs is used for decrypting the enterprise encrypted file or the personal encrypted file, if the decryption of the enterprise encrypted file fails, the enterprise encrypted file to be opened is not in accordance with the authority of the current user, or the current user does not belong to an enterprise. And then the personal encryption file is decrypted by using the personal key of the current user.
When the organization affiliation among enterprises is changed, the authority of the enterprise key to which the corresponding current user belongs is also changed, namely, the key parameter is generated and disappeared together with the organization affiliation among the enterprises, and the original enterprise encrypted file cannot be opened even if being copied. The key parameters are transmitted in the server set up by the collaborative innovation platform, and are not transmitted and stored by the user, so that the key parameters are not easy to steal.
Through the file encryption and decryption process carried by the collaborative innovation platform and the permission of the enterprise key to which the current user belongs according to the organizational affiliation among enterprises, the enterprise-named encrypted file cannot be opened by deputy personnel and external personnel, and the safety of the transmission and browsing of the enterprise encrypted file on the platform is ensured.
Optionally, after step 3, the method further includes:
the off-line manufacturing factory carries out off-line production according to the processing result and the order of the digital twin cloud simulation, and meanwhile, the on-line MES system is communicated with the off-line MES of the supplier, so that personnel, plans, materials and equipment of the off-line manufacturing factory are comprehensively tracked and managed, the supplier can be helped to reasonably plan and generate the plans, and the whole production time is shortened.
The electronic manufacturing collaborative innovation platform integrates productivity and equipment in the IC or MEMS industry, and coordinately unifies research and development, production, manufacturing, packaging and testing links to form a good closed-loop industry, designers can track all production links and progress of a factory (supplier) in the whole process, design products of the designers can be adjusted in time, and high-quality products are finally obtained.
The virtual electronic manufacturing industry collaborative innovation platform integrates multiple functions of design simulation software, integrated design IP, design result encryption, digital factory matching according to process flow and process parameters, online ordering, processing process tracking, processing result complaint and an integrated online MES system. The invention solves the problems of poor cooperativity, non-uniform standardization and normalization of all links in the sensor industry and realizes the software-defined digital intelligent SDM. The whole electronic manufacturing industry closed-loop chain is built, and a complete electronic manufacturing industry ecosystem is built by matching the optimized industry internet of things cloud, so that the electronic manufacturing industry ecological system has a wide development prospect.
What has been described above is only a preferred embodiment of the present application, and the present invention is not limited to the above embodiment. It is to be understood that other modifications and variations directly derivable or suggested by those skilled in the art without departing from the spirit and concept of the present invention are to be considered as included within the scope of the present invention.
Claims (8)
1. An electronic manufacturing collaborative innovation platform, comprising:
the system comprises a client side and a service cloud server, wherein the client side comprises a design tool cloud and an IP service cloud, the design tool cloud is used for realizing online circuit design, structure modeling, process simulation and layout drawing, the IP service cloud integrates various IP packets for a designer to directly use, and the IP packets are IC or MEMS modules which are well designed and packaged;
the background management end comprises an intelligent identification module connected with the design tool cloud, is used for receiving and decrypting the encrypted design file sent by the design tool cloud, automatically matches each supplier device which accords with the product process flow and the process parameters through a depth mapping algorithm according to the decrypted design file, generates a corresponding encrypted order and sends the encrypted order to the supplier end;
the supplier end comprises a digital twin cloud connected with the intelligent identification module and is used for realizing online visualization of a production scene, supplier equipment and a production flow and feeding back a processing result to the client;
the design tool cloud, the IP service cloud and the digital twin cloud are in communication connection through an industrial internet.
2. The electronic manufacturing industry collaborative innovation platform of claim 1, wherein the back-end management end further comprises a personnel/equipment management system for realizing classified management of login identities of designers and suppliers and establishing a platform user information file, and further for realizing classified management of equipment of each supplier and corresponding process information thereof and establishing a platform equipment information file.
3. The electronic manufacturing collaborative innovation platform of claim 1, wherein the supplier end further comprises an online MES system, the online MES system interworks with a supplier offline MES system for comprehensive tracking and management of personnel, plans, materials, equipment of an offline manufacturing plant.
4. A method for using the collaborative innovation platform in electronic manufacturing industry, which is applied to the collaborative innovation platform according to any one of claims 1 to 3, and the method comprises the following steps:
a designer designs and simulates a required product through a design tool cloud and an IP service cloud of the client, and a design file is encrypted by the collaborative innovation platform and then transmitted to the background management end;
the intelligent identification module receives and decrypts the encrypted design file, automatically matches each supplier device which accords with the product process flow and the process parameters through a depth mapping algorithm according to the decrypted design file, generates a corresponding encrypted order and sends the encrypted order to a supplier end;
after the supplier terminal decrypts the data, according to the product process flow, the process parameters and the corresponding supplier equipment recorded in the order, a 3D panoramic display platform is generated through the digital twin cloud simulation production scene, the supplier equipment and the production flow to realize online visualization, and a processing result is fed back to the client terminal;
and the designer checks the 3D panoramic display platform through the collaborative innovation platform, supervises the production process, readjusts the product on the design tool cloud according to the processing result, and re-executes the step of transmitting the design file to the background management end after being encrypted by the collaborative innovation platform until the product does not need to be adjusted, so as to obtain the final processed product.
5. The method for using the electronic manufacturing collaborative innovation platform according to claim 4, wherein the decryption methods of the client, the backend management side and the supplier side are the same, and the method comprises the following steps:
when the collaborative innovation platform is started, two key parameters are transmitted to a user according to the user identity, namely a current user personal key and an enterprise key to which the current user belongs, and the user identity obtains a personal user and an enterprise user from the platform user information file;
if the user identity is the personal user, the enterprise key to which the current user belongs is empty; if the user identity is the enterprise user, the collaborative innovation platform divides the authority of the enterprise key to which the current user belongs according to the organizational affiliation among enterprises, the user opens a corresponding enterprise encrypted file or a personal encrypted file which accords with the identity of the user according to the authority of the enterprise key to which the current user belongs, or the collaborative innovation platform generates an enterprise encrypted file or a personal encrypted file which accords with the user identity, the enterprise encrypted file comprises a design file and an enterprise intellectual property file which are stored under the enterprise name and generated by the design tool cloud, and the personal encrypted file comprises a design file and a personal intellectual property file which are stored under the personal name and generated by the design tool cloud;
when decrypting, firstly, the enterprise key to which the current user belongs is used for decrypting the enterprise encrypted file or the personal encrypted file, if the decryption of the enterprise encrypted file fails, the enterprise encrypted file to be opened is not in accordance with the authority of the current user, or the current user does not belong to an enterprise; and then the personal encryption file is decrypted by using the personal key of the current user.
6. The method as claimed in claim 5, wherein when the organizational dependency relationship between the enterprises is changed, the corresponding authority of the enterprise key to which the current user belongs is changed, and the original enterprise encrypted file copied is not opened;
and the transmission of the key parameters is carried out in a server set up by the collaborative innovation platform without transmission and storage by a user.
7. The method for using the electronic manufacturing industry collaborative innovation platform according to claim 4, wherein the automatically matching of the various supplier equipments according to the product process flow and the process parameters through the depth mapping algorithm according to the decrypted design file comprises:
the intelligent identification module establishes a corresponding relation between a standardized processing flow module and the supplier equipment according to industry processing standard process information and the platform equipment information file, wherein the standardized processing flow module comprises photoetching, etching, film, injection and bonding;
and extracting process flow characteristics from the decrypted design file by using a first matching key field, matching and corresponding to the standardized processing flow module to realize matching of the process flow, screening and matching the supplier equipment corresponding to the standardized processing flow module layer by using a second matching key field, screening and matching the supplier equipment according with product process parameters layer by using a third matching key field, and automatically converting the design file into the supplier equipment according with processing conditions.
8. Use of the e-manufacturing collaborative innovation platform according to claims 4-7, wherein the digital twin cloud further connects an offline manufacturing plant, which connects an online MES system, the method further comprising:
and the off-line manufacturing factory carries out off-line production according to the processing result of the digital twin cloud simulation and the order, and simultaneously utilizes the on-line MES system to be communicated with the off-line MES of the supplier to comprehensively track and manage personnel, plans, materials and equipment of the off-line manufacturing factory.
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| CN115081363A (en) * | 2022-08-16 | 2022-09-20 | 中国电子科技集团公司信息科学研究院 | Collaborative public service platform |
| CN116976653A (en) * | 2023-09-25 | 2023-10-31 | 成都芯极客科技有限公司 | Multi-factory capacity coordination method based on MES system |
| CN117590817A (en) * | 2023-12-19 | 2024-02-23 | 北京达美盛软件股份有限公司 | End-to-end production line equipment optimizing system based on digital twin |
| CN117744365A (en) * | 2023-12-19 | 2024-03-22 | 北京达美盛软件股份有限公司 | Equipment model selection method and system by means of digital twin technology |
| CN117590817B (en) * | 2023-12-19 | 2024-10-29 | 北京达美盛软件股份有限公司 | End-to-end production line equipment optimizing system based on digital twin |
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