... On time delivery Good after-sale service Electric-door Remote Controller PCBAPCBA specific instructionMaterial:FR-4Layer: 2 layersSurface finish, ... do are; Gold finger, OSP, ENIG, HAL, Gold plating, Chemical silver, etc.The other solder mask type we could ... our new designProduction period: 15-20days (5 more days for trial order) ItemDescriptionspcba servicePCBA OEM&ODMkinds of pcba manufacturedPCBA ...