P16 Static full color board 1.Good quality, 2.Quickly delivery, 3.Best ... board:270*280mmSurface finishing :HASL,LFHASL,HAL,Chemical Tin,Chemical Gold,Immersion Sliver/Gold,OSP,Gold PlatingSolder mask color ... boards in varieties ,such as single/double sided board ,multi-layer board ,Aluminium/copper/ceramic boards ;Nowadays , ZXH has ... system , aviation and military fields. P16 Static full color board