Taiwan's Co-tech to halt standard copper foil, double down on AI and 5G specialty demand

Flora Wang; Levi Li, DIGITIMES Asia Monday 1 September 2025 0

Lee Si-xian, former chairman of the copper foil manufacturing Co-tech Development. Credit: DIGITIMES

Co-tech Development is shifting further into high-performance copper foil for AI servers and 5G networks, confirming it will discontinue standard-grade foil production by early 2026. The transition comes as demand surges for high-frequency, high-speed...

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