Shenzhen Foursea Electronics Co., Limited - Your best manufactory partner in China * Our specialities: 1. We can provide HDI, prototype, medium and batch quantity of PCB and SMT (PCBA)) service as one unit. Foursea exclusively offers OEM service to domestic and overseas high technology enterprises and companies. 2. Foursea was ISO9001 certified, ISO14000 certified, UL approved and TS16949 certified 3. Our business network extends far to Asia, Europe, America and Australia. With ...