According to the "Measures for the Administration of Information Disclosure of Listed Companies" promulgated by the China Securities Regulatory Commission Order No. 40 on January 30, 2007, in order to regulate the information disclosure behavior of issuers, listed companies and other information disclosure obligors,listed companies Relevant information should be disclosed in a timely, accurate and complete mannerincluding prospectuses, prospectuses, listing announcements, periodic reports and temporary reports, etc.

 A timely and accurate announcement of a listed company is enough to give negative or positive signals to investors and influence the real-time market. Looking back at the announcements of listed companies over the years can also enable the search for clues in academic research -Market reaction, investment Investor sentiment, company performance... In the current new media era, the market reaction to announcements by listed companies is stronger and faster, and these can all be reflected through big data.

 CnOpenData's all announcement data of A-share listed companies, covering 29 types of announcements including annual reports, semi-annual reports, third quarterly reports, corporate governance, shareholders' meetings, and daily operations, including stock codes, company The fields such as name, announcement title, announcement time, classification, industry, and year are extremely comprehensive in information and provide strong data support for A-share listed company research, securities market research, etc.

文件下载