... 4.UL,ISO9001 electronic universal lcd controller board 1.Number of Layer: 1 to 28 layers. 2.Base Material: FR ... Aluminum Substrate, Rogers, Halogen Free, High Tg. 3.The color of soldermask and silkscreen: Green, White, Black, Blue, yellow, Red ... 5.The use of product: Used in a variety of electronic applications, including hand-phone motherboard, LCD of mobile, computer display card, blind&buried board ...