Ultest International Trading Co., Ltd. Was established in 2006.lt is a technology trading company integrating R&D, production and sales. Our main products are electronic components, integrated circuits, connection devices power modules, PCBs, and electrical cables. Etc., we have a professional technical and sales team, a complete production system and equipment, to provide fast quotation for customer complete BOM list, PCB board production and PCBA assembly services. Our main brands are: Tl, Nexperia, ST, AD, Walsin, Murata, EXAR 、Samsung, Yageo, ATMEL, ON, MICROCHIP, Samtec and, XILINX..