high precision welding service

Dalian Hongsheng provide manual metal-arc welding machining and processing parts

Dalian Hongsheng provide customized gas welding service

Model:manual metal-arc welding

High precision customized gas welding service machining and processing parts

Dalian Hongsheng provide customized gas welding service

Model:gas welding service

High precision welding service fabrication parts

Dalian hongsheng supply high precision welding fabrication parts

Model:welding service