全部树

China university patent statisticsNEW

China high-tech enterprise patent statisticsNEW

Digital economy patent application and authorization dataNEW

Patents and citation data of Little Giant and individual champion companiesNEW

Small giant and single champion enterprise design patent details table

Statistics on the entry and exit of Chinese industrial and commercial enterprisesNEW

Statistics on entry and exit information of Chinese partnershipsNEW

Basic information data of manufacturing industrial and commercial registered enterprisesNEW

Patent and citation data of A-share listed companiesNEW

Patent details of A-share listed companies
A-share listed companies' patent application details table
Details of Design Patents Authorized by A-share Listed Companies

Green patents and citation data of A-share listed companies

A-share listed companies green patent details table

Patent and citation data of Chinese industrial enterprisesNEW

Green patents and citation data of Chinese industrial enterprisesNEW

Details of Green Patents of Chinese Industrial Enterprises

Tax investigation of corporate patents and citation dataNEW

Cost of living data for global residentsNEW

China foreign trade index data

  According to the "Administrative Measures for Information Disclosure of Listed Companies", as information disclosure obligors, listed companies shall truthfully, accurately, timely, and completely disclose legally required and voluntarily disclosed information to the market. This publicly disclosed information includes but is not limited to corporate profiles, major accounting data and financial indicators, shareholder equity structures, and executive compensation details. The information disclosure of listed companies serves as crucial evidence for government regulation and investor decision-making, where effective administrative regulation combined with market supervision forms a dual-track effect promoting stable and orderly development of securities markets.

  CnOpenData presents the A-share Listed Companies' Supply Chain Data, encompassing four tables: Top Five Customers Summary Table of Listed Companies, Major Customers Details Table of Listed Companies, Top Five Suppliers Summary Table of Listed Companies, and Major Suppliers Details Table of Listed Companies.


Temporal Coverage

2001-2024


Field Display


Sample Data

Top Five Customers Summary Table of A-share Listed Companies

Major Customers Details Table of A-share Listed Companies

Top Five Suppliers Summary Table of A-share Listed Companies

Major Suppliers Details Table of A-share Listed Companies


Relevant Literature

  • Chen T., H. Levy, X. Martin and R. Shalev, 2021, “Buying products from whom you know: personal connections and information asymmetry in supply chain relationships”, Review of Accounting Studies.

Data Update Frequency

Annual Update