... years experience pcb board manufacturer in Rigid pcb Welocme to tianweisheng, We are professional pcb board manufacturer in china specialize in pcb, pcb assembly ... we cooperate with some well-known enterprises, such as Panasonic, HP,Honeywell and so on. 2.Good after sales service:anything ... than 120,000 square meter per month, double side PCB, multi-layer PCB and the high density boards of above 5,000 ...