the product name is Polyimide Fpcb

FPC Board Capability Material: Polyimide / Polyester Counts Flex: 1~8L; Rigid-Flex: 2~8L Board Thickness: Min.0.05mm; Max. 0.3mm Copper Thickness: 1/3 oz --- 2 oz CNC Drill Size (Max): 6.5mm CNC Drill Size (Min): Flex: 0.15mm Holes Location Tolerance: ±0.05mm Coverlay Drill Size (Min): 0.6mm Hole to Coverlay Opening Windows (Min): 0.15mm Min Line Width / Spacing: 0.1/0.1mm Copper Thickness on Hole Wall: Flex:12-22?m Min Pad Size:?0.2mm Etch Tolerance Finished line width tolerance: ±20% Pattern Registration Tolerance:±0.1mm (Working Panel Size: 250*300mm) Coverlay Registration Tolerance: ±0.15mm Solder Mask Registration Tolerance: ±0.2mm Min. Solder Mask Dam: 0.1mm Misregistration Tolerance: ±0.30mm Surface Finish Plating: Ni / Au ; Chemical Ni / Au ; OSP url:http://www.xdxpcb.com