According to the Measures for the Administration of Information Disclosure of Listed Companies
Article 30 When a major event occurs that may have a significant impact on the trading price of listed companies' securities and their derivatives, and investors are unaware of it, listed companies shall immediately disclose the cause, current situation and possible impact of the event. The major events mentioned in the preceding paragraph include:
(11) The company is suspected of violating laws and regulations and has been placed on file for investigation by the competent authority, or has been subjected to criminal punishment or major administrative punishment; Directors, supervisors and senior managers of the company are suspected of violating the law and discipline and are investigated or taken compulsory measures by the competent authorities;