We&＃039;re offering the following boards: Layer: rigid PCB 1-8 Layers Base Material: FR-4/FR-1/FR-2/CEM-1/CEM-3 Max Size: 650*650mm Board Thickness: 0.2/0.4/0.6/0.8/1.0/1.2/1.6/2.0mm Copper Thickness: 0.5/1/2/3 OZ Material Supplier: Shanghai Nanya/KB/Shengyi Surface Finish: HAL, HAL lead free, OSP(Entek), Immersion Nickel Gold, Immersion Tin/Silver, Peelable Mask available Solder mask: Liquid Photo Solder Ink (LPI) Board Color: white /Yellow Silkscreen: Color under request Through 15 years trial, we have won fame nationwide as a professional manufacturer of all kinds of high density PCB. We have enjoyed a good reputation home and abroad because of powerful technical force, strict process control and advanced inspection manner, top-grade product quality. We sincerely hope to work together with you on the basic of mutual benefit! For further detailed information, welcome to contact us. Websiteï¼?***** E-mailï¼?***** / *****