CHAOHUA TECH.CHAOHUA TECH is a national high-tech enterprise engaged in the R&D, production, and sales of high-precision electronic copper foil, various copper-clad laminates, and other electronic substrates and printed circuit boards. CHAOHUA TECH has obtained ISO9001:2015, IATF16949:2016, and ISO14001:2015 management system certifications, with products certified by UL and CQC. Adhering to a “vertical integration” industrial chain strategy, CHAOHUA TECH continuously expands into upstream raw material industries. It possesses comprehensive production and service capabilities across the entire industrial chain, including copper foil, copper-clad laminates, prepregs, single-sided, double-sided, and multilayer circuit boards, specialized wood pulp paper for copper-clad laminates, drilling, and lamination processing. This enables the company to provide customers with “one-stop” services. Key products include: high-precision electronic copper foil, copper-clad laminates/prepregs, vertically integrated supply chain solutions, printed circuit boards, and CNC machining.