Basic Data of A-Share Listed Companies

  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