Shenzhen hong JieWuJin spring factory is located in shenzhen fuyong town of white stone mansion west industrial zone of A4. Specializing in the production of precision springs, special-shaped spring, wire spring, compression spring, tension spring, metal stamping, CNC lathe parts, electronic cigarettes, automatic lathe precision hardware, such as hardware, test equipment pressure testing machine, salt spray testing machine, tensile testing machine, etc.