A股上市公司数据

Patent and citation data of A-share listed companiesNEW

Patent details table of A-share listed companies
Details of design patent applications for A-share listed companies
Detailed table of design authorized patents of A-share listed companies

Green patents and citation data of A-share listed companies

Green patent details of A-share listed companies

According to the Administrative Measures for Information Disclosure by Listed Companies, listed companies, as information disclosure obligors, shall disclose legally required and voluntarily provided information to the market in a truthful, accurate, timely, and complete manner. Such publicly disclosed information includes but is not limited to: basic corporate information, major accounting data and financial indicators, shareholding structures, executive compensation details, etc. Information disclosure by listed companies serves as a critical foundation for government supervision and investor decision-making. The effective integration of administrative regulation and market oversight forms a dual-track effect that promotes stable and orderly development of the securities market.

CnOpenData launches the Trading Suspension and Resumption Information Data of A-Share Listed Companies, encompassing two datasets: Daily Trading Suspension/Resumption Records and Detailed Trading Suspension/Resumption Information.


Time Coverage

As of June 2025


Field Description


Sample Data

Daily Trading Suspension/Resumption Records of A-Share Listed Companies

Detailed Trading Suspension/Resumption Information of A-Share Listed Companies


Data Update Frequency

Annual updates