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4989.TW - Taiwan - Basic Materials - Copper
LCY Technology Corp. manufactures and sells copper foil for the printed circuit board and copper foil substrate industry in Taiwan and internationally. The company offers 4oz, 3oz, 2oz, 1oz, 1/2oz, 1/3oz, and 9µm copper foils, as well as 7µm, ultra-thin, very low-profile, reverse treatment, and very low-profile RTF foils. It also provides high-frequency, high-density, and high-speed materials, as well as precision die-casting solutions. The company was founded in 1997 and is headquartered in Taipei City, Taiwan.
Data updated June 17, 2026
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