1.One-stop for PCBA services 2.PCB copy,PCBA components purchase,OEM service 3.UL, ... ROHS Approval 4.Competitive price One-stop services for PCBA boardalso can do quick-turn PCB board PCB ... ,CEM-1,CEM-3)Other testing requestImpendence One-stop PCBA services in NanJing and Shenzhen China