Luhai factory good at making welding parts, and we have certificated welding engineer do the welding. Luhai factory good at welding works, and we have serveral certificated welding engineers.Welding: Tig, Mig ,Laser welding,Spot welding,Automatic Welding...Material we weld: Carbon Steel,Stainless Steel,Alumiunium,Copper... tig welding, mig welding, welding service