ST Cheng Chang: The company's stock has been suspended from trading since January 13, 2026.

*ST Chengchang Announcement: As of the close of trading on January 12, 2026, the company's stock has experienced significant abnormal fluctuations in the same direction four times within 10 consecutive trading days, indicating a serious abnormal volatility situation. In order to protect the interests of investors, the company is conducting an investigation into the stock trading volatility situation. Upon the company's request, trading of the company's stock will be suspended from the opening of the market on January 13, 2026, and is expected to resume after the completion of the investigation and the disclosure of relevant announcements, with an estimated suspension period of no more than three trading days. The company reminds investors to pay attention to the risks of secondary market trading.