Tongsheng (Hk) Technology Co., Limited, also known as Shenzhen TongSheng Technology Co., Ltd., is a high-tech enterprise and contract manufacturer based in Shenzhen, China. Established in 2005, the company employs over 400 workers and specializes in the research, development, production, and sales of Printed Circuit Boards (PCBs), with an annual output capacity exceeding 400,000 pieces. They offer a comprehensive range of PCB types, including HDI, multilayer, rigid-flex, heavy copper, metal-based, high-frequency, and flex PCBs, as well as bare printed circuit boards, 8-layer PCBs, through-hole PCBs, backplane PCBs, embedded resistance PCBs, and semiconductor test PCBs. Tongsheng (Hk) Technology provides custom PCB solutions, focusing on innovation and expanding product applications in various sectors such as industrial control, medical electronics, automotive electronics, telecommunication equipment, LED lighting, Power & Energy, Wearables & IoT, Semiconductor, Avionics & Aerospace, and Medical & Instrumentation. The company is committed to providing high-quality services and competitive pricing, holding ISO 9001 and ISO 14001 certifications. They operate a factory and aim to be a reliable PCB business partner.