US Stock Market Movement: Longdian Huaxin Surges on October 9th Driven by Copper Foil, AI Computing Power Demand, and Customer Base

Longdian Huaxin October 9 Major Surge Interpretation

Keywords: copper foil, AI computing power demand, customer base

1. On October 10, 2026, Chile’s Collahuasi copper mine saw copper production in August drop by 25.1% year-on-year to 26,500 tons. Changes in the copper industry supply chain are closely related to the company’s electrolytic copper foil business.

2. On September 3, 2026, the company’s main business is electrolytic copper foil, with products covering lithium battery copper foil and high-end electronic copper foil. The construction of AI servers is driving demand growth for high-end copper foils such as HVLP and RTF. The company’s related products are applied in high-frequency communications, AI servers, and high-speed data centers.

3. On August 13, 2026, the company disclosed that, by sales volume in 2025, it was the world’s largest supplier of lithium-ion battery copper foil, serving global clients such as LG Energy Solution, CATL, SK On, Samsung SDI, and Panasonic Industrial Materials, with a diversified customer base in batteries, copper-clad laminates, and PCBs.

(Disclaimer: This content is summarized and generated from publicly available information by AI technology and is for reference only. It does not constitute investment advice.)