Success Wisdom Ltd. is a manufacture and exporter of PCB products for the needs of the electronic industry located in Shenzhen, China. We. We concentrate our production on manufacturing prototypes or small and medium sized production series with a short delivery time and competitive price. With the help of our qualified partners we are capable of providing also large quantities of PCB production purposes as well. We mainly produce single/double-sided PCBs and multilayer PCBs(PCB boards)and flexible PCB (FPCB). And we had passed UL certificate.