8 Layers Pcb Brand/Model: GB-6 /hp--65 Place of Origin:kunshan city jiangsu province P.R.China Packing: vaccum in packing Payment Terms: L/C, T/T, CASH Delivery Time: 6-8 Minimum Order: 5000pcs Quality: ISO9000/ISO14001/TS16949 Description for 8 Layers Pcb Material: FR-4 Layer Coverage: 6Layers Thickness: 1.8mm Surface Technique: HASL Line Width/Space:3.2mils/3.6mils Solder Mask Color: red Specialty: BGA,Impedance Control and electrionics test-- open and close circuit control