I. Situation of Abnormal Stock Trading Fluctuations
Anhui Tongguan Copper Foil Group Co., Ltd. (hereinafter referred to as "the Company") experienced abnormal stock trading on February 12, February 13, and February 24, 2026, with the cumulative deviation of the daily closing price increase exceeding 30% over three consecutive trading days. According to the Shenzhen Stock Exchange Trading Rules, a cumulative deviation of 30% in daily closing prices over three consecutive trading days constitutes abnormal stock trading. In accordance with the Shenzhen Stock Exchange Listing Rules, the listed company must disclose an announcement regarding abnormal stock trading on the next trading day.