led display module P10 single color 1.Good quality, 2.Quickly delivery, ... ,OSP,Gold PlatingSolder mask color:white ,black,yellow,red,green ,blueProfiling:Punching,Routing,V-CUTCertificates:ISO9001,UL, ... high pricise circuit boards in varieties ,such as single/double sided board ,multi-layer board ,Aluminium/copper ... apparatus , test control system , aviation and military fields. led display module P10