... produce kinds of PCB for LED lighting .Board material:imported from Taiwan ,made- in-china,NEC ,BERGQUITBoard Thickness:0.6- ... -layer board ,Aluminium/copper/ceramic boards ;Nowadays , ZXH has become a large scale PCB manufacturer in China .ZXH ... square meters , and the Products are widely applied in communication , Lighting , computer , autoelectronics , medical apparatus , test control system , ...