Yiyoung (Shenzhen) Semiconductor Co., Ltd. is a relay brand dedicated to new energy fields such as heat pump air energy. The company's core strength lies in offering cost-effective and customized products to industry clients. With independent R&D and manufacturing capabilities, all our products have passed quality certifications, including EX explosion-proof certification, ISO9001, automotive-grade 16949, CQC, UL, CUL, VDE, TUV, and other certifications. From production to sales and after-sales services, the factory maintains full-chain control, providing industry clients with efficient product services such as stable supply, rapid response, and customized solutions. The domestic production bases are located in Ningbo (East China) and Xiamen (South China), with a daily production capacity of 1 million pieces each.