Quick Details:Place of Origin: SZ,Website:http://www.pcba-assembly.com,GD,ChinaManufacturer: Rigao ElectronicsServices Code: RG-001Product Name:Supply SMT PCB Assembly servicesBoard material: FR4Board thickness: 1.6mm PCB Layers: 4 layerCopper thickness: 1ozSurface finishing: HASL Lead FreeSolder mask: