Bidding document intelligent management method and system based on block chain

Abstract

The invention discloses an intelligent bidding document management method and system based on a block chain, and the method comprises the steps: obtaining a bidding document, analyzing the bidding document, and determining a bidding qualification requirement in the bidding document; obtaining the bidding file, and performing qualification conformity evaluation on the bidding file according to the bidding file to obtain the qualification conformity degree of the bidding file; determining a bidding invitation priority of the bidder according to the qualification conformity degree of the bidding document, and determining a bidding evaluation submission sequence of the bidding document according to the bidding invitation priority; and performing bidding management on the bidding files according to the bidding evaluation submission sequence of the bidding files, and performing sharing display on the bidding process on the block chain. The bidding document is intelligently managed based on the block chain technology, it is guaranteed that the bid evaluation submission sequence of the bidding document is reasonably arranged, the bidding efficiency is improved, meanwhile, the bidding process is shared and displayed on the block chain, the transparency of the bidding process can be improved, the bidding process is carried out on the block chain, and the bidding efficiency is improved. And the integrity and security of the bidding document can be ensured.

Description

Technical Field

[0001] The present invention relates to the technical field of electronic bidding and tendering, and in particular to a blockchain-based bidding document intelligent management method and system. Background Art

[0002] Bidding document management refers to the orderly and efficient management of various documents generated during the bidding process to ensure the smooth progress of bidding activities. In today's business environment, bidding activities are a key link in the procurement of various projects and services. With the intensification of market competition, how to manage bidding documents efficiently and transparently has become the focus of common concern for tenderers and bidders.

[0003] However, the traditional bidding document management method has the risk of information leakage during the bidding document transmission and bid evaluation process, which may lead to the leakage of business secrets. At the same time, in the traditional bidding document management process, due to the lack of reasonable arrangement of the submission order of the bidding documents before the evaluation, some bidding documents with low qualification are given priority for evaluation, which leads to low efficiency in the evaluation of the bidding documents and difficulty in conducting the evaluation quickly, which seriously affects the normal progress of the bidding activities. In addition, the traditional bidding document management method lacks transparency in the management of bidding documents, making it difficult for bidders to understand the evaluation process and results. Summary of the invention

[0004] In order to solve the above technical problems, the present invention provides a blockchain-based bidding document intelligent management method and system, including:

[0005] Obtain and analyze the bidding documents to determine the bidding qualification requirements corresponding to the bidding documents;

[0006] Obtain the bidding documents, and conduct qualification evaluation on the bidding documents according to the bidding qualification requirements to obtain the qualification degree of the bidding documents;

[0007] Determine the bid invitation priority of bidders according to the qualification of the bid documents, and determine the order of bid evaluation and submission of bid documents according to the bid invitation priority of bidders;

[0008] The bidding documents are managed according to the bidding invitation order, and the bidding process is shared and displayed on the blockchain.

[0009] Furthermore, the obtaining of the bidding documents and analyzing the bidding documents to determine the bidding qualification requirements corresponding to the bidding documents include:

[0010] A bidding qualification requirement database for use in bidding document evaluation is pre-set, wherein the bidding qualification requirement database includes a number of pre-set bidding qualification requirements;

[0011] Obtain and parse the bidding documents to determine the bidding requirements contained in the bidding documents;

[0012] Perform semantic recognition on the content of the bidding requirements and split the bidding requirements into multiple specific requirements based on the semantic recognition results;

[0013] Obtain the keywords in each specific requirement, and calculate the relevance between each keyword of the bidding requirement and each preset bidding qualification requirement;

[0014] The preset bidding qualification requirement with the highest sum of relevance of all keywords corresponding to the bidding requirements is selected and determined as the bidding qualification requirement corresponding to the bidding document.

[0015] Furthermore, the obtaining of the bidding documents and the evaluation of the qualification of the bidding documents according to the bidding qualification requirements to obtain the qualification of the bidding documents include:

[0016] Obtain bidding documents, parse them, and determine the bidding terms contained in the bidding documents;

[0017] Match the bidding qualification requirements with the bidding terms one by one, analyze the bidding terms and the corresponding bidding qualification requirements, and set the weights of the bidding terms based on the analysis results;

[0018] Analyze the differences between the bidding qualification requirements and the bidding terms, and evaluate and determine the bidding terms based on the differences to obtain the qualification compliance value of the bidding terms;

[0019] The qualification compliance value of the bidding terms and the corresponding weight are weighted and added together to obtain the qualification compliance degree of the bidding document.

[0020] Furthermore, the analysis of the bidding terms and the corresponding bidding qualification requirements, and setting the weights of the bidding terms according to the analysis results, includes:

[0021] Conduct semantic analysis on the content of the bidding terms, determine the importance of the bidding terms, and set an initial weight for the bidding terms based on the importance;

[0022] Determine whether the bidding terms meet the corresponding bidding qualification requirements, and set the adjustment coefficient of the bidding terms based on the judgment result;

[0023] If the bidding terms meet the bidding qualification requirements, the adjustment coefficient of the bidding terms is set to X; if the bidding terms do not meet the bidding qualification requirements, the adjustment coefficient of the bidding terms is set to Y;

[0024] The initial weights are adjusted according to the adjustment coefficients to obtain the weights of the bidding terms.

[0025] Furthermore, the semantic analysis of the content of the bidding terms to determine the importance of the bidding terms includes:

[0026] Conduct logic relationship analysis, mandatory analysis and responsibility analysis on the content of the bidding terms, and evaluate and value each analysis result to obtain the importance value of each analysis result;

[0027] The importance value of each analysis result is added together to obtain the importance of the bidding terms.

[0028] Furthermore, the analysis of the differences between the bidding qualification requirements and the bidding terms, and the evaluation and determination of the bidding terms according to the differences to obtain the qualification compliance value of the bidding terms, includes:

[0029] Quantify the bidding qualification requirements and bidding terms, and calculate the difference between the quantified bidding qualification requirements and bidding terms;

[0030] The bidding terms are evaluated multiple times according to the size of the difference, and the average value of the multiple evaluation values ​​is calculated, and the average value is used as the qualification value of the bidding terms.

[0031] Furthermore, the step of determining the bid invitation priority of the bidders according to the degree of qualification of the bid documents, and determining the bid evaluation submission order of the bid documents according to the bid invitation priority of the bidders, includes:

[0032] A correspondence relationship between a bid invitation priority and a qualification compliance degree interval is preset, and for each qualification compliance degree interval, a corresponding bid invitation priority is associated;

[0033] The qualification degree is obtained, and based on the mapping relationship between the qualification degree interval to which the qualification degree belongs and the bid invitation priority-qualification degree interval correspondence relationship, the bid invitation priority corresponding to the qualification degree interval is selected as the bid invitation priority of the bidder;

[0034] The corresponding bidding documents shall be sorted in descending order according to the bidding invitation priority of the bidders, and the sorted order of the bidding documents shall be determined as the order of submission of the bidding documents for bid evaluation.

[0035] The present invention also provides a blockchain-based bidding document intelligent management system, comprising:

[0036] The acquisition module is used to acquire the bidding documents, analyze the bidding documents, and determine the bidding qualification requirements corresponding to the bidding documents;

[0037] An evaluation module is used to obtain bidding documents and conduct qualification evaluation on the bidding documents according to the bidding qualification requirements to obtain the qualification compliance degree of the bidding documents;

[0038] A determination module, used to determine the bid invitation priority of the bidders according to the qualification degree of the bid documents, and determine the bid evaluation submission order of the bid documents according to the bid invitation priority of the bidders;

[0039] The management module is used to manage the bid submission of the bid documents according to the bid invitation order of the bid documents, and to share and display the bidding process on the blockchain.

[0040] Compared with the prior art, the blockchain-based intelligent bidding document management method and system of the embodiment of the present invention has the following beneficial effects:

[0041] The present invention intelligently manages bidding documents based on blockchain technology, ensures that the bidding invitation sequence of bidding documents is reasonably arranged, and improves the efficiency of bidding. At the same time, the bidding process is shared and displayed on the blockchain, which can improve the transparency of the bidding process. The bidding process is carried out on the blockchain, which can ensure the integrity and security of the bidding documents. BRIEF DESCRIPTION OF THE DRAWINGS

[0042] Figure 1 It is a schematic diagram of the process structure of the intelligent management method of bidding documents based on blockchain in an embodiment of the present invention;

[0043] Figure 2 It is a schematic diagram of the composition of the blockchain-based bidding document intelligent management system in an embodiment of the present invention. DETAILED DESCRIPTION

[0044] The specific implementation methods of the present application are further described in detail below in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0045] In the description of the present application, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the platform or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0046] The terms "second" and "second" are used for descriptive purposes only and should not be understood as indicating or implying a relative degree of importance or implicitly indicating the number of the indicated technical features. Thus, a feature defined with "second" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, unless otherwise specified, "multiple" means two or more.

[0047] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technical personnel in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0048] like Figure 1 As shown, in an embodiment of the present application, a blockchain-based intelligent bidding document management method is provided, including: S100: obtaining the bidding document, analyzing the bidding document, and determining the bidding qualification requirements corresponding to the bidding document; S200: obtaining the bidding document, and evaluating the qualification compliance of the bidding document according to the bidding qualification requirements to obtain the qualification compliance degree of the bidding document; S300: determining the bid invitation priority of the bidder according to the qualification compliance degree of the bidding document, and determining the bid evaluation submission order of the bid document according to the bid invitation priority of the bidder; S400: managing the bid submission of the bid document according to the bid invitation order of the bid document, and sharing and displaying the bidding process on the blockchain.

[0049] Furthermore, the present invention performs intelligent management of bidding documents based on blockchain technology, ensuring that the bidding invitation order of the bidding documents is reasonably arranged, thereby improving the efficiency of bidding. At the same time, the bidding process is shared and displayed on the blockchain, which can improve the transparency of the bidding process. The bidding process is carried out on the blockchain, which can ensure the integrity and security of the bidding documents.

[0050] In an embodiment of the present application, a blockchain-based intelligent bidding document management method is provided, wherein the bidding document is obtained, and the bidding document is analyzed to determine the bidding qualification requirements corresponding to the bidding document, including: pre-setting a bidding qualification requirement database applied to the bidding document evaluation, the bidding qualification requirement database containing several preset bidding qualification requirements; obtaining the bidding document, and parsing the bidding document to determine the bidding requirements contained in the bidding document; performing semantic recognition on the content of the bidding requirements, and splitting the bidding requirements into multiple specific requirements according to the semantic recognition results; obtaining keywords in each specific requirement, and calculating the correlation between each keyword of the bidding requirement and each preset bidding qualification requirement; selecting the preset bidding qualification requirement with the highest sum of the correlations of all keywords corresponding to the bidding requirement, and determining it as the bidding qualification requirement corresponding to the bidding document.

[0051] Specifically, a bidding qualification requirement database for bidding document evaluation is pre-set, which contains a series of preset bidding qualification requirements. The content of the bidding document is parsed to extract the key information of the bidding requirements. The content of the bidding requirements is semantically recognized using natural language processing (NLP) technology to understand the meaning of the text and split the bidding requirements into more specific requirements for subsequent comparison and evaluation. Keywords are extracted from each specific requirement, which represent the key elements in the bidding document. The relevance between each keyword and the preset bidding qualification requirements is calculated using word frequency, TF-IDF (TermFrequency-Inverse Document Frequency) and other technologies. The sum of the relevance of each keyword in the bidding requirements is summarized, and the preset bidding qualification requirements with the highest relevance after the summary are selected as the bidding qualification requirements corresponding to the bidding document. Through the above steps, the bid submission management system based on blockchain can realize the standardization and automation of bidding document evaluation, improve the accuracy and efficiency of evaluation, and also enhance the transparency and fairness of the bidding process.

[0052] In an embodiment of the present application, a blockchain-based intelligent bidding document management method is provided, wherein the bidding document is obtained, and the bidding document is evaluated for qualification compliance according to the bidding qualification requirements to obtain the qualification compliance degree of the bidding document, including: obtaining the bidding document, parsing the bidding document, and determining the bidding terms contained in the bidding document; matching the bidding qualification requirements with the bidding terms one by one, and analyzing the bidding terms and the corresponding bidding qualification requirements, and setting the weights of the bidding terms according to the analysis results; analyzing the differences between the bidding qualification requirements and the bidding terms, and evaluating the bidding terms according to the differences to obtain the qualification compliance value of the bidding terms; performing weighted addition calculation on the qualification compliance value of the bidding terms and the corresponding weight to obtain the qualification compliance degree of the bidding document.

[0053] Specifically, the content of the bidding document is parsed, the key information of the bidding terms is extracted, and the key information of the bidding terms is determined: key information such as price, technical solution, delivery time, quality assurance, etc. is extracted from the bidding document, and the extracted information is classified into different bidding terms, such as price terms, technical terms, business terms, etc.; the bidding qualification requirements are matched with the bidding terms one by one to ensure that each bidding term can correspond to a bidding qualification requirement; the weight of the bidding terms is set according to the relevance between the bidding terms and the bidding qualification requirements; the difference between the bidding qualification requirements and the bidding terms is analyzed, and the bidding terms are evaluated and valued according to the difference to obtain the qualification compliance value of the bidding terms; the qualification compliance value of the bidding terms is weighted and added with the corresponding weight, and the qualification compliance value of all bidding terms is comprehensively considered to obtain the qualification compliance degree of the bidding document; the bidding documents are prioritized for bidding invitation according to the qualification compliance degree of the bidding documents. Through the above steps, the bidding submission management system based on blockchain can realize the standardization and automation of bidding document evaluation, improve the accuracy and efficiency of evaluation, and also enhance the transparency and fairness of the bidding process.

[0054] In an embodiment of the present application, a blockchain-based intelligent bidding document management method is provided, wherein the bidding terms and corresponding bidding qualification requirements are analyzed, and the weight of the bidding terms is set according to the analysis results, including: semantic analysis of the content of the bidding terms, determining the importance of the bidding terms, and setting an initial weight for the bidding terms according to the importance; judging whether the bidding terms meet the corresponding bidding qualification requirements, and setting an adjustment coefficient for the bidding terms according to the judgment result; if the bidding terms meet the bidding qualification requirements, setting the adjustment coefficient of the bidding terms to X, if the bidding terms do not meet the bidding qualification requirements, setting the adjustment coefficient of the bidding terms to Y; adjusting the initial weight according to the adjustment coefficient to obtain the weight of the bidding terms.

[0055] Specifically, natural language processing (NLP) technology is used to perform semantic analysis on the content of the bidding terms, understand the meaning and context of the text, extract keywords from the bidding terms, and these keywords represent the key elements in the bidding terms. According to the keywords and context, the main content and intention of the bidding terms are identified. According to the relevance between the bidding qualification requirements and the bidding terms, the importance of the bidding terms is evaluated. According to the importance evaluation results, an initial weight is set for the bidding terms; the bidding terms are compared and analyzed with the bidding qualification requirements to determine whether the bidding terms meet the bidding requirements. If the bidding terms meet the bidding qualification requirements, the adjustment coefficient of the bidding terms is set to X. If the bidding terms do not meet the bidding qualification requirements, the adjustment coefficient of the bidding terms is set to Y; the initial weight of the bidding terms is adjusted according to the adjustment coefficient to obtain the final bidding terms weight. Through the above steps, the bidding submission management system based on blockchain can realize the standardization and automation of bidding document evaluation, improve the accuracy and efficiency of evaluation, and also enhance the transparency and fairness of the bidding process.

[0056] In an embodiment of the present application, a blockchain-based intelligent bidding document management method is provided, wherein semantic analysis is performed on the content of the bidding terms to determine the importance of the bidding terms, including: performing logical relationship analysis, mandatory analysis and responsibility analysis on the content of the bidding terms, and evaluating and valuing each analysis result to obtain an importance value for each analysis result; and adding up the importance values ​​for each analysis result to obtain the importance of the bidding terms.

[0057] Specifically, analyze the cause-and-effect relationship in the bidding terms, determine the logical connection between the terms, identify the parallel and progressive relationship, and understand the hierarchy and order between the terms; determine the mandatory requirements in the bidding terms, such as the laws, regulations, and standards that must be followed; analyze the description of responsibilities and obligations in the bidding terms to determine the responsibilities that the bidder needs to bear; evaluate and value each analysis result to obtain its importance value; add up the importance value of each analysis result to obtain the importance of the bidding terms. Through the above steps, the blockchain-based bidding submission management system can realize the standardization and automation of bidding document evaluation, improve the accuracy and efficiency of the evaluation, and also enhance the transparency and fairness of the bidding process.

[0058] In an embodiment of the present application, a blockchain-based intelligent bidding document management method is provided, which analyzes the differences between bidding qualification requirements and bidding terms, and evaluates and values ​​the bidding terms according to the differences to obtain the qualification compliance value of the bidding terms, including: quantifying the bidding qualification requirements and the bidding terms, and calculating the difference between the quantified bidding qualification requirements and the bidding terms; evaluating and value the bidding terms multiple times according to the size of the difference, and calculating the average of the multiple evaluation values, and using the average value as the qualification compliance value of the bidding terms.

[0059] Specifically, the bidding qualification requirements and bidding terms are converted into quantifiable values, and the quantified data is standardized to ensure that different indicators and terms can be compared; the difference between the quantified bidding qualification requirements and the bidding terms is calculated; the bidding terms are preliminarily evaluated according to the size of the difference, and the bidding terms are evaluated multiple times, considering different evaluation dimensions and standards, including technical performance, cost-effectiveness, delivery time and other different angles; the average value of multiple evaluation values ​​is calculated, and the average value is used as the qualification compliance value of the bidding terms. Through the above steps, the blockchain-based bidding submission management system can realize the standardization and automation of bidding document evaluation, improve the accuracy and efficiency of the evaluation, and also enhance the transparency and fairness of the bidding process.

[0060] In an embodiment of the present application, a blockchain-based intelligent bidding document management method is provided, wherein the bidding invitation priority of the bidder is determined according to the qualification compliance degree of the bidding document, and the bid evaluation submission order of the bidding document is determined according to the bidding invitation priority of the bidder, including: pre-setting a bid invitation priority-qualification compliance degree interval correspondence relationship, and the bid invitation priority-qualification compliance degree interval correspondence relationship is associated with a corresponding bid invitation priority for each qualification compliance degree interval; obtaining the qualification compliance degree, and based on the mapping relationship between the qualification compliance degree interval to which the qualification compliance degree belongs within the bid invitation priority-qualification compliance degree interval correspondence relationship, selecting the bid invitation priority corresponding to the qualification compliance degree interval as the bid invitation priority of the bidder; sorting the corresponding bidding documents in descending order of the bid invitation priority of the bidder, and determining the sorted bid document order as the bid evaluation submission order of the bidding documents.

[0061] Specifically, according to the evaluation criteria and scoring method in the bidding documents, a series of qualification compliance intervals are pre-set, and a bidding invitation priority is associated with each qualification compliance interval. The higher the bidding invitation priority, the higher the qualification compliance. According to the previous evaluation steps, a qualification compliance value is calculated for the bidding document. According to the qualification compliance value, determine which qualification compliance interval the bidding document belongs to; find the mapping relationship of the qualification compliance interval to which the bidding document belongs in the corresponding relationship between the bidding invitation priority and the qualification compliance interval, and determine the bidding invitation priority of the bidder according to the mapping relationship. Sort the bidding documents in descending order of the bidding invitation priority, and the sorted bidding document order is the bid submission order of the bidding documents. Through the above steps, the bidding submission management system based on blockchain can realize the standardization and automation of bidding document evaluation, improve the accuracy and efficiency of evaluation, and also enhance the transparency and fairness of the bidding process.

[0062] like Figure 2 As shown, in an embodiment of the present application, a blockchain-based intelligent bidding document management system is provided, including: an acquisition module, used to acquire bidding documents, analyze the bidding documents, and determine the bidding qualification requirements corresponding to the bidding documents; an evaluation module, used to acquire bidding documents, and perform qualification compliance evaluation on the bidding documents according to the bidding qualification requirements to obtain the qualification compliance degree of the bidding documents; a determination module, used to determine the bidding invitation priority of the bidder according to the qualification compliance degree of the bidding documents, and determine the bid evaluation submission order of the bidding documents according to the bidding invitation priority of the bidder; a management module, used to manage the bidding submission of the bidding documents according to the bidding invitation order of the bidding documents, and share and display the bidding process on the blockchain.

[0063] In summary, the embodiment of the present invention provides a method and system for intelligent management of bidding documents based on blockchain, which includes: obtaining bidding documents, analyzing them, and determining the bidding qualification requirements therein; obtaining bidding documents, and evaluating the qualification compliance of the bidding documents based on them to obtain the qualification compliance degree of the bidding documents; determining the bidding invitation priority of the bidder according to the qualification compliance degree of the bidding documents, and determining the bid evaluation submission order of the bidding documents based on them; managing the bidding documents according to the bid evaluation submission order of the bidding documents, and sharing and displaying the bidding process on the blockchain. The present invention intelligently manages bidding documents based on blockchain technology, ensures that the bid evaluation submission order of the bidding documents is reasonably arranged, and improves the efficiency of bidding. At the same time, sharing and displaying the bidding process on the blockchain can improve the transparency of the bidding process, and the bidding process is carried out on the blockchain, which can ensure the integrity and security of the bidding documents.

[0064] Finally, it should be noted that: Obviously, a person skilled in the art may make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the present invention and its equivalent technology, the present invention is also intended to include these modifications and variations.

[0065] The above is only an example of implementation of the present invention, but it cannot be used to limit the scope of the present invention. Any structural changes made according to the present invention, as long as they do not lose the essence of the present invention, should be regarded as falling within the scope of protection of the present invention and being restricted. Technical personnel in the relevant technical field can clearly understand that for the convenience and simplicity of description, the specific working process and related instructions of the platform described above can refer to the corresponding process in the aforementioned platform embodiment, and will not be repeated here.

[0066] The term "comprises" or any other similar term is intended to cover a non-exclusive inclusion such that a process, platform, article, or apparatus / platform that includes a list of elements includes not only those elements but also other elements not expressly listed or inherent to such process, platform, article, or apparatus / platform.

[0067] So far, the technical solutions of the present invention have been described in conjunction with the further embodiments shown in the accompanying drawings. However, it is easy for a person skilled in the art to understand that the protection scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, a person skilled in the art can make equivalent changes or substitutions to the relevant technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.

[0068] The above description is only a preferred embodiment of the present invention and is not intended to limit the protection scope of the present invention.

Claims

1. A blockchain-based bidding document intelligent management method, characterized in that: include: Obtain and analyze the bidding documents to determine the bidding qualification requirements corresponding to the bidding documents; Obtain the bidding documents, and conduct qualification evaluation on the bidding documents according to the bidding qualification requirements to obtain the qualification degree of the bidding documents; Determine the bid invitation priority of bidders according to the qualification of the bid documents, and determine the order of bid evaluation and submission of bid documents according to the bid invitation priority of bidders; The bidding documents are managed according to the order in which they are submitted for evaluation, and the bidding process is shared and displayed on the blockchain.

2. A blockchain-based intelligent bidding document management method according to claim condition 1, characterized in that: The obtaining of the bidding documents and analyzing the bidding documents to determine the bidding qualification requirements corresponding to the bidding documents include: A bidding qualification requirement database for use in bidding document evaluation is pre-set, wherein the bidding qualification requirement database includes a number of pre-set bidding qualification requirements; Obtain and parse the bidding documents to determine the bidding requirements contained in the bidding documents; Perform semantic recognition on the content of the bidding requirements and split the bidding requirements into multiple specific requirements based on the semantic recognition results; Obtain the keywords in each specific requirement, and calculate the relevance between each keyword of the bidding requirement and each preset bidding qualification requirement; The preset bidding qualification requirement with the highest sum of relevance of all keywords corresponding to the bidding requirements is selected and determined as the bidding qualification requirement corresponding to the bidding document.

3. A blockchain-based intelligent bidding document management method according to claim condition 2, characterized in that: The obtaining of the bidding documents and conducting qualification evaluation on the bidding documents according to the bidding qualification requirements to obtain the qualification degree of the bidding documents include: Obtain bidding documents, parse them, and determine the bidding terms contained in the bidding documents; Match the bidding qualification requirements with the bidding terms one by one, analyze the bidding terms and the corresponding bidding qualification requirements, and set the weights of the bidding terms based on the analysis results; Analyze the differences between the bidding qualification requirements and the bidding terms, and evaluate and determine the bidding terms based on the differences to obtain the qualification compliance value of the bidding terms; The qualification compliance value of the bidding terms and the corresponding weight are weighted and added together to obtain the qualification compliance degree of the bidding document.

4. A blockchain-based intelligent bidding document management method according to claim condition 3, characterized in that: The analysis of the bidding terms and the corresponding bidding qualification requirements, and setting the weights of the bidding terms based on the analysis results, include: Conduct semantic analysis on the content of the bidding terms, determine the importance of the bidding terms, and set an initial weight for the bidding terms based on the importance; Determine whether the bidding terms meet the corresponding bidding qualification requirements, and set the adjustment coefficient of the bidding terms based on the judgment result; If the bidding terms meet the bidding qualification requirements, the adjustment coefficient of the bidding terms is set to X; if the bidding terms do not meet the bidding qualification requirements, the adjustment coefficient of the bidding terms is set to Y; The initial weights are adjusted according to the adjustment coefficients to obtain the weights of the bidding terms.

5. A blockchain-based intelligent bidding document management method according to claim condition 4, characterized in that: The semantic analysis of the content of the bidding terms to determine the importance of the bidding terms includes: Conduct logic relationship analysis, mandatory analysis and responsibility analysis on the content of the bidding terms, and evaluate and value each analysis result to obtain the importance value of each analysis result; The importance value of each analysis result is added together to obtain the importance of the bidding terms.

6. A blockchain-based intelligent bidding document management method according to claim condition 3, characterized in that: The analysis of the differences between the bidding qualification requirements and the bidding terms, and the evaluation and determination of the bidding terms according to the differences to obtain the qualification compliance value of the bidding terms, includes: Quantify the bidding qualification requirements and bidding terms, and calculate the difference between the quantified bidding qualification requirements and bidding terms; The bidding terms are evaluated multiple times according to the size of the difference, and the average value of the multiple evaluation values ​​is calculated, and the average value is used as the qualification value of the bidding terms.

7. A blockchain-based intelligent bidding document management method according to claim condition 3, characterized in that: The determination of the bid invitation priority of the bidders according to the degree of qualification of the bid documents, and the determination of the bid evaluation and submission order of the bid documents according to the bid invitation priority of the bidders, includes: A correspondence relationship between a bid invitation priority and a qualification compliance degree interval is preset, and for each qualification compliance degree interval, a corresponding bid invitation priority is associated; The qualification degree is obtained, and based on the mapping relationship between the qualification degree interval to which the qualification degree belongs and the bid invitation priority-qualification degree interval correspondence relationship, the bid invitation priority corresponding to the qualification degree interval is selected as the bid invitation priority of the bidder; The corresponding bidding documents shall be sorted in descending order according to the bidding invitation priority of the bidders, and the sorted order of the bidding documents shall be determined as the order of submission of the bidding documents for bid evaluation.

8. A blockchain-based bidding document intelligent management system, characterized in that: include: The acquisition module is used to acquire the bidding documents, analyze the bidding documents, and determine the bidding qualification requirements corresponding to the bidding documents; An evaluation module is used to obtain bidding documents and conduct qualification evaluation on the bidding documents according to the bidding qualification requirements to obtain the qualification compliance degree of the bidding documents; A determination module, used to determine the bid invitation priority of the bidders according to the qualification degree of the bid documents, and determine the bid evaluation submission order of the bid documents according to the bid invitation priority of the bidders; The management module is used to manage the bid submission of the bid documents according to the bid invitation order of the bid documents, and to share and display the bidding process on the blockchain.

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