Shuangyi Precision Electronics Co., Ltd. specializes in EV charging solutions, including AC/DC charging piles, charging guns, high-current connectors, and customized energy-storage wiring harnesses. With strong R&D, in-house mold development, automated production lines, and strict QC, we ensure reliable and safe interconnection products. Our factory is certified with ISO 9001, ISO 14001, and IATF 16949, guaranteeing high-quality standards for global new energy applications.