全部树

Cost of living data for global residentsNEW

China high-tech enterprise patent statisticsNEW

Statistics on entry and exit information of Chinese partnershipsNEW

Patents and citation data of Little Giant and individual champion companiesNEW

Small giant and single champion enterprise design patent details table

Digital economy patent application and authorization dataNEW

Tax investigation of corporate patents and citation dataNEW

Patent and citation data of Chinese industrial enterprisesNEW

Patent and citation data of A-share listed companiesNEW

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

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

Basic information data of manufacturing industrial and commercial registered enterprisesNEW

China foreign trade index data

China university patent statisticsNEW

Green patents and citation data of Chinese industrial enterprisesNEW

Details of Green Patents of Chinese Industrial Enterprises

Green patents and citation data of A-share listed companies

A-share listed companies green patent details table

  According to the Administrative Measures on Information Disclosure of Listed Companies, listed companies as information disclosure obligors shall disclose legally required and voluntary information to the market in a truthful, accurate, timely, and complete manner. These public disclosures include but are not limited to: company profile, major accounting data and financial indicators, shareholding structures, executive compensation, etc. The information disclosure serves as crucial evidence for government regulation and investor decision-making, where effective administrative supervision combines with market oversight to form a dual-track mechanism promoting stable and orderly development of securities markets.

  CnOpenData presents A-share listed companies stock repurchase data containing key fields such as Security Code (证券代码), Company Abbreviation (公司简称), Announcement Date (公告日期), Deadline (截止日期), Progress (进度), Number of Shares Repurchased (回购数量), and Repurchase Amount (回购金额).


Time Coverage

2005.06-2022.07


Field Display


Sample Data


Data Update Frequency

Annual updates