SINOPEC SSC (01033) announced that the company's A-share closing prices on January 27, 28, and 29, 2026, recorded a cumulative deviation exceeding 20% over three consecutive trading days. According to the relevant provisions of the Shanghai Stock Exchange Trading Rules, this constitutes an abnormal fluctuation in stock trading. Following a self-inspection by the company and a written inquiry to its controlling shareholder and actual controller, it is confirmed that as of the date of this announcement, the company, its controlling shareholder, and actual controller possess no material information that should have been disclosed but has not been. Given the significant recent volatility in the company's stock trading price, investors are advised to be mindful of secondary market trading risks, make rational decisions, and invest prudently.