According to the announcement of Zhitong Finance and Economics App, RS Macalline (01528) announced that the closing prices of the company's stock on September 25, 2024, September 26, 2024, and September 27, 2024, consecutively for three trading days, the cumulative deviation in the closing prices reached 20%. According to the relevant provisions of the Shanghai Stock Exchange's trading rules, this constitutes abnormal fluctuation in stock trading.

Through the company's self-inspection, all current production and operation activities of the company are normal, and there have been no significant changes in the internal and external business environment.

Through self-inspection by the company's board of directors and inquiries sent to Xiamen C&D Group Co., Ltd. and the controlling shareholder Xiamen C&D Inc., as of the date of this announcement, there is no significant information that should be disclosed but has not been disclosed.