深圳螺丝厂家 | 数控车床加工

Product standards covering the national standard (GB); industry standards (SH, HG, H, JB, GD); the United States standard (TM ANSI/AS); German standard (DIN) and customers to provide the standard. Has passed ISO9001 quality system certification. Products in the aircraft, ships, automobiles, machinery, furniture, computers, meters, and other industries are widely used in the field of fastening.