For over 50 years KIMCHUK has been a trusted US contract manufacturer that collaborates with clients across diverse sectors. Our mission is to provide timely and technically competent support for high-reliability electronics and electromechanical assemblies. Specializing in Military and Defense needs, our expertise extends to Aerospace, Energy, Nuclear, Safety & Security, Telecommunications, and Transportation Industries.

OnBoard Circuits is a full service PCB supplier offering high quality PCB services and accurate, quick PCB quotes. We strive to make the PCB purchasing process as simple as possible at every step of your product development. From quick-turn, high-tech PCB prototypes to full-scale PCB production, every phase, from design & layout to manufacturing, is monitored and managed by the highly qualified OnBoard team. OnBoard Circuits works with your specs, budget, and PCB requirements to streamline your printed circuit board ordering process and provide you the highest quality products at the best price available

Shenzhen Bo Yun Fa Technology Co. Ltd is a one-stop service provider. Located in Shenzhen, China. we are engaged in high precision PCB, components sourcing and PCB assembly for worldwide customers.Our products were used in all kinds of industries, such as Industrial Control, Medical, Communication, Automotive electronics etc. Products and services we provide cover PCB Prototype, Rigid-Flex PCBs, Metal Core PCBs, Flexible PCBs, High Frequency PCBs, High-TG PCBs, Thick-Copper PCBs, HDI PCB, Aluminum PCB, PCB Products, Quick Turn PCB Fabrication.

Shenzhen is an International Electronic Industry Innovation Center with rich component resources, efficient and convenient transportation. You will be surprised by our fast delivery service. We built two production basements with over 16000sqm- factory with more than 500 workers, 15-20 R&D engineers, supporting that we can deliver PCB and PCBA samples within 24 hours, 4-8 layer PCB in 3-5 working days. Especially, we know how to adjust the cost for you while maintaining high quality. Our products are widely applied in Telecom, Medical, Automotive and Consumer Electronics.

 We have many excellent cooperative factories, who have many QC auditors with rich experience, using advanced testing equipment such as AOI, BGA X-ray and PCB E-test to ensure all our products comply with ISO, UL, IATF certifications. We purchase superior raw materials and components from the authorized dealers, and we have established a quality control department to strictly monitor production details. Of course, our work environment management is under strictly control. Additionally, all products can be functionally tested upon our customer's requirements to ensure that only qualified products leave our factory.

We are honored as an excellent supplier for companies all around the world. Our business network extends far to Asia, Europe, America and Australia. Our pursuit is reliable quality, competitive prices, on-time delivery, and excellent service!