... -stop service 3.quicker delivery 4.UL,ISO9001 electronic universal lcd controller board 1.Number of Layer: 1 to 28 layers ... color of soldermask and silkscreen: Green, White, Black, Blue, yellow, Red etc. 4.Surface Finish: Lead Free HAL, HAL, Flash Gold ... in a variety of electronic applications, including hand-phone motherboard, LCD of mobile, computer display card, blind&buried board, wireless router ...