Types: Single-sided, double-sided, multi-layers (max 28 layers) and Rigid-flexible pcb, aluminium board Surface finishing: Hasl(lf), gold plating, electroless nickel immersion gold, Immersion tin, osp(entek) Base material: Polyimide(kapton), polyester(pet), aluminium, fr4 Copper foil: Ed/ra Min. Line width: 2 mil Min. Line spacing: 2 mil Min. Hole size: 0.2mm Max. Board size: 800x400mm Min. Board thickness: 0.1mm Min. Solder mask thickness: 10um Solder mask types: Green, yellow, black, white, blue, red and clear Profiling: Punching, routing, v-cut Soldering thermal resistance: 300°c/10 seconds Peeling strength: =1.4kg/cm Surface resistance: 105mo Insulation resistance: 105mo Dielectric strength: 9.8x105v/cm Flammability: Ul-94v-0 Performance test: 100% electrical and electricity performance test