On May 11, Tongguan Copper Foil issued an announcement regarding investor relations management information, providing a recap of the online Q&A session for the 2025 annual performance, which was held on the “Interactive Easy Platform” of the Shenzhen Stock Exchange on May 8. During this session, senior executives, including Gan Guoqing, the Chairman of the company, and Wang Junlin, the Board Secretary and Chief Financial Officer, addressed inquiries from investors concerning performance, technological research and development, and market expansion strategies.

According to the 2025 annual report, Tongguan Copper Foil reported an annual revenue of 6.689 billion yuan, marking a year-on-year increase of 41.75%. The net profit reached 62.6499 million yuan, successfully transitioning from a loss to a profit. Throughout the year, the company produced 71,462 tons of copper foil and sold 72,070 tons.

Senior executives highlighted that the customer supply network for HVLP1 to HVLP4 copper foils has been fully established. Furthermore, the development of HVLP5 copper foil is progressing, with key performance indicators already met. Concurrently, the company has also made notable advancements in the research and development of carrier copper foil for IC packaging.

In terms of overseas markets, Tongguan Copper Foil experienced significant revenue growth in 2025, primarily through collaborations with Taiwan-funded enterprises via processing trade models. The company emphasized that it will continuously optimize the production capacity and structural layout of high-end products in response to market order demands.

Regarding the increased provision for asset impairment raised by investors, the company clarified that this was primarily attributable to industry cycles, asset structure, and the prudence of accounting policies, and was not related to irregular asset management or abnormalities in internal control systems.