... .one-stop service 3.quicker delivery 4.UL,ISO9001 electronic universal lcd controller board 1.Number of Layer: 1 to 28 ... , LCD of mobile, computer display card, blind&buried board, wireless router, medical equipment, MP4 players, DVD players, GPRS,Power Supply, etc ... 8 Layers Immersion Gold Board / PCB XJYPCB MachinesXJYPCB Production: electronic universal lcd controller board