Submerged arc welding is used for welding of half-bridge casings, flanges, pressure vessels of natural gas vehicles, etc.

Co2 protection welding is used for welding the carriage, rear axle, frame, shock absorber valve stem, beam, rear axle housing tube, transmission shaft, hydraulic cylinder, etc.;
TIG welding is used for welding and repair welding of oil pan, aluminum alloy and other components;
Electrode arc welding is used for thick plate parts, such as brackets, spare tire frames, frames, etc.;
Submerged arc welding is used for welding of half bridge casing, flange, pressure vessel of natural gas vehicle, etc.;
Stud welding not only refers to threaded studs, but also includes the use of T-nails and cylinders in the underbody.