Chengyiyi focuses on the development and manufacturing of PCB & PCBA products for 12 years. After years of grinding and precipitation, the company has established a unique product R & D and production quality management service system, creating a production and service team with excellent capabilities. Our products are high-end PCB double-sided multilayer circuit boards, aluminum substrates, copper substrates, copper substrates for thermoelectric separation, flexible and rigid boards, and PCBA. The products are mainly used in automotive lighting, automotive electronics, 5G communication equipment, industrial electronic control products, high-power electricity, medical equipment, LED lighting products, security facilities and so on. Precision manufacturing is our commitment to our customers. The company is a powerful factory that has passed SGS audit. It has a full set of automated production and precision testing equipment. The products have fast delivery, high quality and good service. The current monthly output reaches 30,000 square meters.