... 3.quicker delivery 4.UL,ISO9001 electronic universal lcd controller board 1.Number of Layer: 1 to 28 layers. 2. ... , Flash Gold, Immersion Gold, Immersion Tin, Immersion Silver, OSP, Gold Finger Plating, Carbon Ink Printing, Peelable Blue Mask. 5.The use ... -phone motherboard, LCD of mobile, computer display card, blind&buried board, wireless router, medical equipment, MP4 players, DVD players, GPRS, ...