... ,HASL, White Solder Mask; PCB+LED+SMT the whole service with very competitive price Brief Introduction:Specialized PCB and PCBA ... in Shenzhen, China(over 10 years’ experience)Provide the whole service as “PCB+LED+SMT”PCB Boards with UL, ROHS, ... ISO9001,ISO14001,ROHS,CQC15Profiling PunchingRouting,V-CUT,Beveling16Assembly ServiceProviding OEM service to all sorts of printed circuit board assembly LED ...