Changshan Pharmaceutical (300255.SZ): There is still uncertainty whether Ibenapeptide can ultimately be approved for listing and the time of approval.

News from the Securities Times App, Changshan Pharmaceutical (300255.SZ) issued an announcement that the closing price of the company's stock has deviated by more than 30% for three consecutive trading days (May 27, 2025, May 28, 2025, May 29, 2025). According to relevant regulations of the Shenzhen Stock Exchange, this situation falls under abnormal stock trading volatility.