The chairman was filed and placed under detention, Yong An Pharmaceutical dropped the limit, the company responded.

On May 6, Yong'an Pharmaceutical Industry hit the limit down with a price drop to 11.62 yuan per share, a decrease of 9.99%. In terms of news, in the afternoon of May 5, Yong'an Pharmaceutical Industry announced that the company received a notice from the family of its actual controller and chairman Chen Yong, stating that Chen Yong is under investigation and is being held in custody by the HeFeng County Supervisory Committee. Yong'an Pharmaceutical Industry stated in the announcement that currently, the company's other directors, supervisors, and senior management personnel are all carrying out their duties normally, and there have been no changes in the company's control. The production and operation situation is normal. The company will continue to monitor the progress of this matter and fulfill its disclosure obligations in a timely manner. In response to this, a reporter called Yong'an Pharmaceutical Industry in the capacity of an investor, and the relevant person responded that today's stock price fluctuations may be related to the announcement of the chairman being detained yesterday. There is currently no further information, and any updates will be disclosed promptly.