Securities Code: 301217
Securities Abbreviation: Tongguan Copper Foil
Announcement No.: 2026-043
Anhui Tongguan Copper Foil Group Co., Ltd.
Announcement on Abnormal Stock Trading Fluctuations
The Company and all members of the Board of Directors guarantee the truthfulness, accuracy, and completeness of the information disclosed, and that there are no false records, misleading statements, or major omissions.
Special Notes:
-
Anhui Tongguan Copper Foil Group Co., Ltd. (hereinafter referred to as the "Company") experienced a cumulative daily closing price deviation of ±30% over three consecutive trading days, with a cumulative deviation of 30.59% over three trading days. According to the "Shenzhen Stock Exchange Trading Rules," this constitutes abnormal stock trading fluctuations.
-
As of August 6, 2026, according to the latest data from Wind Information, the industry rolling P/E ratio for the "C39 Computer, Communication and Other Electronic Equipment Manufacturing" sector, to which the Company belongs, was 61.30 times, and the static P/E ratio was 72.39 times. As of August 6, 2026, the Company's rolling P/E ratio was 499.69 times, and the static P/E ratio was 1310.02 times. The Company's P/E ratio is significantly higher than the average level of the "C39 Computer, Communication and Other Electronic Equipment Manufacturing" industry.
-
The Company is primarily engaged in the research, development, manufacturing, and sales of various high-precision electronic copper foils. Its main products, classified by application field, include PCB copper foil and lithium battery copper foil. After self-inspection, the Company's current production and operation activities are normal, and there have been no significant changes in the Company's operating conditions or internal and external operating environment recently. The Company kindly reminds investors to invest rationally and pay attention to investment risks.
I. Situation of Abnormal Stock Trading Fluctuations
The Company's stock experienced a cumulative deviation of 30.59% (exceeding 30%) over three consecutive trading days on August 5, 6, and 7, 2026. According to the relevant provisions of the "Shenzhen Stock Exchange Trading Rules," this constitutes abnormal stock trading fluctuations.