35 results about "Management contract" patented technology

The invention, which relates to the technical field of supply chain information, discloses a comprehensive supply chain control system comprising a transaction and collaborative service module, an order management and decision support module and a data interaction and integration module. The transaction and cooperation service module is used for processing transaction information of supply chain participants, ensuring information safety and accuracy, managing the full life cycle of a contract and performing real-time monitoring, establishing a real-time communication and cooperation project management channel, and improving cooperation efficiency; according to the invention, the transaction and collaborative service module has a significant effect, encryption processing ensures the security of transaction information, leakage and tampering are prevented, contract management is efficient and flexible, a multi-parameter evaluation optimization template reduces the default risk, a collaborative mechanism improves the collaborative efficiency of all parties, and the response speed of a supply chain is enhanced.

The invention discloses an intelligent logistics platform electronic signature automatic management method and system, and relates to the logistics management technology field, and a contract signing module of the system integrates a signature request unit, a first processing unit, a second processing unit, an electronic signature obtaining unit and a contract signing unit. Through the units, the effective verification of the user identity is realized, the dynamically encrypted and stored electronic signature is quickly obtained, and the security guarantee is provided for the contract signing process. In addition, the system also comprises a contract template management module, a signature management module, a contract generation module, a log and audit module, a user authority management module and the like, which jointly provide a comprehensive, efficient and safe intelligent logistics platform electronic signature automatic management scheme.

The invention relates to the technical field of power equipment supply chain management, and discloses a power equipment supply chain collaborative management system based on an alliance chain, comprising an alliance chain network layer: a distributed network composed of a manufacturer node, a supplier node, a logistics node, a detection node and a grid company node, each node maintaining account book consistency through a consensus algorithm; the intelligent contract execution layer comprises an order processing contract, a logistics tracking contract, a quality acceptance contract and a settlement management contract, and supports automatic execution of a business process; and the data management platform is provided with a distributed storage unit, an encryption transmission unit and an authority control unit and is used for realizing encryption storage and hierarchical access of key data. Full-process automation of order matching, production plan generation and logistics tracking is realized through an intelligent contract execution layer, an AI prediction module can pre-judge a demand peak value in advance based on historical data, a node processing priority is optimized in combination with a dynamic consensus algorithm, and manufacturer order response time is compressed.

The invention discloses a multi-block chain-based electronic archive sharing utilization method, which comprises the following steps of: obtaining an intelligent contract and an access control model, and adding the access control model to the intelligent contract to obtain a primary intelligent contract; designing a management contract, an authority judgment contract and an access control contract, and adding the contracts to the smart contract to form an Internet attribute access control model based on the smart contract; an access object credit evaluation model is constructed based on a PSO-RBF neural network, parameters of the model are updated by using a PSO algorithm, an optimal model is obtained to optimize a permission judgment contract, and an optimized permission judgment contract capable of performing credit calculation is obtained. And forming an optimized Internet attribute access control model based on the intelligent contract with a management contract and an access control contract, and constructing a multi-block chain electronic file sharing and utilization process to realize safe access and sharing of the electronic file. According to the method, fraud and malicious behaviors can be prevented, the security of the archive block chain system is enhanced, and network operation consumption is reduced while different user and service requirements are met.

The invention provides a supplier management system, method and device and a medium, and belongs to the technical field of enterprise supply chain digital management, and the system comprises a multi-role collaborative management module which carries out the user role authority control management of suppliers, service providers, internal inspection departments, internal purchase operation departments and system administrators; the contract and order management module is used for receiving signed electronic contracts and generating hardware and software orders; the order acceptance module is used for receiving quality inspection results of hardware and software by an internal inspection department and outputting acceptance data; the dynamic evaluation module calculates scores of suppliers and service providers according to the acceptance data and historical acceptance data; the automatic payment module is used for paying the payment amount according to the scoring results of the suppliers and the service providers and the content of the electronic contract and updating the state of the contract; and the risk control list module is used for freezing the suppliers and the service providers which exceed the set times of low-score risk early warning. The supplier management process is optimized, the efficiency is improved, and the risk is reduced.

The invention discloses a food safety traceability system and method based on a block chain technology, and relates to the technical field of supply chain management, and the system comprises a data collection layer, a block chain network layer, an intelligent contract layer and an application layer. The intelligent contract layer comprises a traceability data contract, a business rule contract, a trusted transaction contract, an authority management contract and an early warning trigger contract; the method comprises the steps of supply chain main body registration and authority configuration, business rule intelligent contract deployment, traceability data acquisition and uplink, business rule automatic verification and execution, credible transaction verification and confirmation, traceability query and credible verification, and abnormity early warning and emergency response. According to the invention, automatic execution and credible transaction verification of the business rules are realized through the smart contract, so that the traceability data cannot be tampered, interconnection and intercommunication of data in each link of the supply chain are realized, real-time early warning of abnormity and rapid emergency response are supported, and the credibility, transparency and efficiency of food traceability are improved.

The embodiment of the invention discloses a data processing method and device of a block chain system and the block chain system.The method comprises the steps that a target node of a second-layer block chain sends target block data and a state updating transaction corresponding to the target block data to a node set of a first-layer block chain; in response to a signature result, received by the target node, of the node set for the state updating transaction, sending the state updating transaction with the signature result to a management contract in the first-layer block chain; the management contract performs signature verification on the state updating transaction based on the signature result; and in response to passing of the signature verification, the management contract updates based on the state update transaction. According to the embodiment of the invention, on the premise that the data security is ensured, the bandwidth requirement on the first-layer block chain is low, and the data cost is low.

The invention provides a cross-chain transaction method and system of a block chain system, the block chain system comprises at least one core chain and a plurality of application chains, and a cross-chain management contract deployed by the core chain comprises a verification engine module and an authority management module; the method comprises the steps that a core link receives a cross-chain transaction request sent by a source application chain; the verification engine module queries whether a corresponding cross-chain transaction permission exists in a permission management module or not according to the cross-chain transaction request; if the cross-chain transaction authority does not exist, the core chain sends an authority verification failure notification to the source application chain; and if the cross-chain transaction permission exists, the core chain sends a permission verification success notification to the source application chain, and sends a cross-chain transaction request to the target application chain, so that the target application chain executes a cross-chain transaction by calling a target application chain contract according to the cross-chain transaction request, returns an execution result and sends the execution result to the source application chain. The method provided by the invention is used for conveniently managing and verifying the cross-chain transaction authority and executing the cross-chain transaction.

A blockchain-based data processing method includes: receiving a service-logic-contract calling transaction associated with a first object; acquiring a management contract when a consensus on the service-logic-contract calling transaction is passed, a proxy contract corresponding to each proxy contract address being associated with a service logic contract in the management contract; acquiring, through the management contract, a proxy contract address associated with a first object on-chain address as a target proxy contract address; acquiring a target proxy contract corresponding to the target proxy contract address, and acquiring the service logic contract through the target proxy contract, the service logic contract being associated with the target proxy contract; and executing the service-logic-contract calling transaction through the service logic contract to obtain a transaction execution result, and writing the transaction execution result into the target proxy contract, the transaction execution result in the target proxy contract being associated with the first object.

Methods and systems for managing contracts are disclosed. To manage contracts with suppliers of products, an aggregated demand prediction may be obtained using a set of demand predictions generated by a first inference model. The aggregated demand prediction may then be compared to an aggregated supply prediction, the aggregated supply prediction being based on a set of supply predictions generated by a second inference model to obtain a difference. A determination may then be made using at least a portion of the difference and acceptability criteria regarding whether the difference is deemed to be acceptable based on the acceptability criteria. If it is determined the difference is not acceptable, the addition of an options clause to the contract may be recommended, and may indicate a quantity of products to be provided by the supplier when the options clause is exercised.

The invention relates to a control method for contract exchange, in particular to a control method for intelligent contract exchange based on slabs in an inventory. The system comprises a real-time monitoring and data analysis module for slabs in an inventory, an automatic slab information acquisition module, a contract data management module, a design exchange decision module, a slab and contract association database establishment module and an exchange suggestion generation module, and slab data is recorded in the real-time monitoring and data analysis module for the slabs in the inventory. The method comprises the following steps of: establishing basic data, establishing association with other modules, displaying data information on an operation interface of a corresponding module of the system for real-time monitoring, performing intelligent contract exchange after new contracts are put in storage, establishing an association database of slabs and contracts, performing real-time monitoring and analysis on the data, and establishing contract exchange rules, thereby realizing intelligent contract exchange. Therefore, intelligent management of materials can be effectively carried out, and intelligent matching and exchange of contracts are realized.

To provide a program, a method and an information processor for promoting the use of an electronic contract by further facilitating the management of a contract while limiting a target person who can browse the contract depending on the contract.SOLUTION: In a server 20 which is an information processor, a storage part 202 has a document management database 213 for managing a document such as contract document data showing contract contents agreed by persons concerned, and a user database 211 for storing information of persons concerned related to a contract of the contract document data. When receiving a request to refer to the contract data from a user, the control unit 203 specifies a range in which the contract data can be referred to according to whether the user who makes the request is a person concerned with the contract data, and presents the contract data to the user who makes the request according to the specified range in which the contract data can be referred to.SELECTED DRAWING: Figure 2

The invention relates to an enterprise information management system, method, device and equipment, a storage medium and a program product, and relates to the technical field of computers. By adopting the system, the information management efficiency of enterprises can be improved. The system comprises a basic information management module, a personnel information management module, a project information management module, a contract information management module, a statistical analysis module and a database server. The basic information management module is used for managing the basic information of the target enterprise; the personnel information management module is used for managing personnel information of the target enterprise; the project information management module is used for managing the project information of the target enterprise; the contract information management module is used for managing contract information of the target enterprise; and the statistical analysis module is used for exporting at least one piece of target information in the basic information, the personnel information, the project information and the contract information from the database server, and performing statistical analysis on the target information to obtain an analysis result.

This invention discloses a blockchain-based smart retail system and method, belonging to the field of supply chain management technology. The system includes: a blockchain network module with a hybrid architecture; a digital identity and asset management module; a smart contract cluster, including commodity traceability management contracts, token points management contracts, data rights management contracts, and supply chain finance contracts; and an application interface layer module. The method includes four steps: commodity traceability, points exchange, data rights trading, and supply chain finance. Through blockchain and smart contract technologies, the system deeply integrates commodity flow, information flow, value flow, and capital flow, constructing a decentralized, trustworthy collaborative, and fair value distribution new retail ecosystem. This effectively solves problems such as information opacity, isolated points systems, data monopolies, and financing difficulties for SMEs in the traditional model.

To provide a system.SOLUTION: A system includes: a database that manages contract information; input means that receives input information from a user; search means that searches for corresponding contract information in the database on the basis of the received input information; list creation means that creates a result of the search as a list; and presentation means that presents the created list.SELECTED DRAWING: Figure 1

The present disclosure relates to a blockchain architecture based on main sub-chain consensus inheritance, a data processing method and device, the blockchain architecture comprising: a main chain, which is a main blockchain network; and at least one sub-chain, which is a sub-blockchain network. The main chain is configured with a sub-chain management contract, and a list of consensus nodes obtained based on a main chain election mechanism is inherited to the sub-chain based on the sub-chain management contract. Each sub-chain has an independent business execution environment and supports independent processing of corresponding businesses. Each sub-chain is configured with a corresponding sub-chain business processing contract, and transactions and intra-sub-chain consensus processing of corresponding businesses are performed based on the sub-chain business processing contract. The consensus node objects in the sub-chain are determined according to the list of consensus nodes inherited from the main chain, and the intra-sub-chain consensus processing is performed based on the consensus node objects. Overall, the system parallel processing capability is improved, high concurrency traffic is effectively faced, and the system security and scalability are improved.

The application discloses a kind of based on blockchain technology's cross-industry alliance right management method and system, belong to blockchain technology field.The method includes: system initialization, rule setting, transaction processing and right exchange.System includes alliance chain network, smart contract layer, application layer and external service interface;Smart contract layer is deployed with general right management contract, transaction and account distribution contract, right exchange contract and right pool management contract.The application realizes the generation of general right and the transfer of right gold synchronization through right and fund anchoring mechanism;Through multilevel automatic account distribution, realize the real-time right distribution of multiple roles in single transaction;Adopt hybrid storage on-chain and off-chain, based on attribute encryption and zero-knowledge proof, realize data privacy protection.The application solves the problems of data silos, high trust cost, right idle and insufficient privacy protection in the prior art, and realizes safe, efficient and trusted cross-industry alliance right management.

To realize that only specific users at specific locations can receive interactive services. [Solution] The information processing device includes a contract information management unit that manages contract information that associates first identifier information indicating a first device that can use a video service pursuant to a contract between a specified operator and a user and second identifier information indicating a second device that is different from the first device and owned by the user; a receiving unit that receives a video service request from the first device and also receives the first identifier information; a transmitting unit that transmits communication identification information to the first device for identifying the communication indicated by the video service request; a matching unit that, when receiving communication identification information from the second device, compares the second identifier information of the second device with the second identifier information associated with the first identifier information managed as contract information; and a communication control unit that starts communication based on the video service request if the comparison results in a match between the two.

The invention provides a method and a system for block chain transaction fee payment-for-another management. The method comprises the following steps: based on an intelligent contract, creating an account management contract and a fee payment party management contract; a fee payment party management contract is called, a fee payment party contract corresponding to the fee payment party is created, information of the fee payment party is maintained, and the fee payment party contract is used for managing token types and token amounts supported by the fee payment party; an account management contract is called, an intelligent account contract corresponding to the user is created, identity authentication data of the user is maintained, and the intelligent account contract is used for selecting a credit fee pay-for-another party of the user from the fee pay-for-another parties with the created fee pay-for-another party contract and managing access and authority of the fee pay-for-another party. According to the invention, unified management and operation of different compliant fee payment parties can be realized, respective management and operation of each fee payment party operation main body are avoided, and the management and operation efficiency and safety are improved.

The invention discloses an intelligent transportation and sales system for industrial and mining enterprises, which relates to the technical field of transportation and sales management and comprises a contract management module, an order management module, a price adjustment management module, a cargo management module, a quality inspection management module, a customer and merchant auditing management module, a customer and merchant platform module, a system setting module and a system display operation page. According to the intelligent transportation and sales system for the industrial and mining enterprises, refined, standardized and intelligent management of cargo in-out management can be realized, transportation and sales region division, business personnel online management and contract online signing are realized, the labor cost is reduced, the loading and unloading efficiency of the in-out cargoes in the transportation and sales management is improved, cheating behaviors are prevented, paperless management is realized, and the intelligent transportation and sales system for the industrial and mining enterprises is suitable for popularization and application. And the recovery rate of accounts receivable is improved.

The application discloses a kind of wisdom logistics platform electronic seal automation management method and system, it is related to logistics management technical field, the contract signing module of this system integrates seal request unit, first processing unit, second processing unit, electronic seal acquisition unit and contract signing unit, the effective authentication of user identity is realized through these units, and the electronic seal of dynamic encryption storage is quickly acquired, and the contract signing process provides security guarantee.In addition, the system also contains contract template management, seal management, contract generation, log and audit and user authority management and multiple modules, jointly provide comprehensive, efficient, safe wisdom logistics platform electronic seal automation management scheme.

To address the problem of confirming the consistency of a contract draft and efficiently managing a contract period and rents / electricity fees in a check system of written lease contracts concluded between SB and the proprietors of base station properties.SOLUTION: Provided is a check system of written lease contracts concluded between SB and the proprietors of base station properties, the system including control means for the system, means for confirming the consistency of a contract draft, and means for managing a contract period and rents / electricity fees.SELECTED DRAWING: Figure 1

The application relates to the technical field of blockchains, and provides a consortium chain account management method, system and device based on a smart contract and a medium. The method comprises the following steps: receiving a first smart contract transaction and smart contract parameters sent by an administrator terminal; calling an account management contract according to an account private key in the first smart contract transaction; and performing account management according to the account management contract and the smart contract parameters. The consortium chain account management method based on the smart contract provided in the application can directly initiate a consortium chain account management process through the administrator terminal in the process of consortium chain account management based on the smart contract, the contract system can call the account management contract to perform account management, the process is simple and convenient for auditing, and the account management process is simplified. Meanwhile, the administrator terminal with the highest authority can control the consortium chain account management process at any time in the process, and the account management security is improved.

The invention relates to an equity value reference model system and method based on a block chain smart contract, and relates to the technical field of block chains, the system comprises four parts of a client program, a chain service, a management contract and a weight sub-contract, and through interaction between the client program and the chain service, an equity value reference model is obtained. And converting the equity value reference model into an intelligent contract on a block chain, and realizing on-chain calculation and return of the equity value through communication between a management contract and a weight sub-contract. The method comprises the following steps: a client program sends a model creation request and an on-chain calculation request to a chain service; the chain service converts the reference model into a smart contract on a block chain, and calls a management contract; the management contract calls the weight sub-contract to obtain a weight result; completing calculation, and returning a reference value to the chain service; and the chain service returns the calculation result to the client program. The method has the advantages that the efficiency of the equity market can be improved, and the objective, transparent, fair and accurate equity value is improved.

The embodiment of the invention discloses an intelligent contract processing method and device, computer equipment and a storage medium, and the method comprises the steps: obtaining an intelligent contract to be deployed to a block chain network from a pre-deployment interface, obtaining a formalized management contract from the block chain network, and carrying out the safety verification of the intelligent contract through employing the formalized management contract, obtaining a first verification result of the smart contract; when the first verification result indicates that the smart contract is the security contract, storing the smart contract in a cache pool, and broadcasting the smart contract to other consensus nodes of the block chain network through a pre-deployment interface for security verification processing; and obtaining a second verification result obtained after other consensus nodes perform security verification processing on the smart contract, and performing deployment processing on the smart contract stored in the cache pool in the block chain network through the deployment interface based on the second verification result, so that the security of smart contract release can be improved.

Supporting various services related to digital legacy that smoothly substitute the procedures for handling digital legacy without waiting for requests from the bereaved family, and recover and delete digital legacy in accordance with the will of the deceased. 【Solution means】 The system is a digital legacy management system in which a first data terminal 3 operated by the contractor himself / herself communicates with a server device 1 that substitutes the procedures for handling the legacy in accordance with the management contract for the digital legacy requested from the terminal. The server device 1 requests the first data terminal 3 to confirm the survival of the contractor himself / herself as a survival confirmation request. The CPU 1-2 determines the survival status of the contractor based on the response result from the first data terminal 3, and automatically deletes the digital legacy of the deceased registered in the contract servers 2-1 to 2-N when the survival status of the contractor cannot be confirmed.

The present invention discloses a financial and taxation management system and method covering the entire life cycle of value-added tax electronic invoices. The system includes: a basic business service subsystem, which is used to respond to the basic business needs of users and provide basic business services, and the basic business includes user management, customer management, contract management and employee management; a key business service subsystem, which is used to respond to the key business needs of users and provide key business services, and the key business includes invoicing, accounting, tax reporting, risk warning, personal tax planning and file management. The method includes: providing invoicing services to the user's customers; providing accounting services to the user; planning the personal taxes of the user's employees; providing tax reporting services to the user; archiving the electronic accounting files generated by the user's internal financial accounting system; and performing risk warnings during the execution of the above steps. According to the present invention, it is possible to solve the problem that the existing financial and taxation management methods do not achieve closed-loop management for the entire life cycle of invoices.

The application discloses a kind of based on blockchain technology's cross-industry alliance right management method and system, belong to blockchain technology field.The method includes: system initialization, rule setting, transaction processing and right exchange.System includes alliance chain network, smart contract layer, application layer and external service interface;Smart contract layer is deployed with general right management contract, transaction and account distribution contract, right exchange contract and right pool management contract.The application realizes the generation of general right and the transfer of right gold synchronization through right and fund anchoring mechanism;Through multilevel automatic account distribution, realize the real-time right distribution of multiple roles in single transaction;Adopt hybrid storage on-chain and off-chain, based on attribute encryption and zero-knowledge proof, realize data privacy protection.The application solves the problems of data silos, high trust cost, right idle and insufficient privacy protection in the prior art, and realizes safe, efficient and trusted cross-industry alliance right management.

To reduce workload of a responsible person by issuing a bill that meets the requirements of the invoice system according to combination of a landlord's delegation / management form and a billed item.SOLUTION: Provided is a bill processing device comprising billing calculation processing means and bill output means. The billing calculation processing means creates collection schedule data including a collection schedule identifier for identifying each line item, a billing number, a billing year / month, a sales recording date, a billing item, a main body amount, a consumption tax, a property, a room number, a contract number, a management contract number, a delegation / management form, a client that is a customer, and advance payment destination. The bill output means creates, on the basis of the collection schedule data, billing work data including the collection schedule identifier, the billing item, the billing year / month, a client code, the sales recording date, the management contract number, the delegation / management form, a registered landlord FLG indicating whether or not the landlord is a qualified invoice issuer, an invoice item group, and a bill number, and issues a bill by billing number.SELECTED DRAWING: Figure 1