Leading domestic high-frequency communication board manufacturer PCB+Automotive Electronics+Millimeter-wave Radar Leading domestic high-frequency communication board manufacturer; The company's automotive millimeter-wave radar and other products have been supplied in batches, and have established cooperation with customers in the new energy field such as Hozon New Energy, SAIC Times, and Wanbang Digital Energy 1. The company is mainly engaged in the research and development, production, and sales of rigid and flexible printed circuit boards, as well as the surface mounting business (SMT) of printed circuit boards. 2. The company's equity-holding enterprise Yuanhydrogen New Energy conducts innovative research and development and industrial layout in key materials and components such as hydrogen proton exchange membrane (PEM), functional membrane electrode assembly (MEA) and hydrogen proton exchange membrane fuel cell (PEMFC).