... and rich experience in stamping part, deep drawing part, welding part, bending parts and more.With more than 20 ... and after service. 1. Technics: Stamping, spot or seam Welding, Deep drawing, bending, spinning and metal Assembly Service are available ... tons, thickness from 0.2mm-3mm. 4. Welding: spot welding, straight welding, girth welding, argon arc welding, brazing.5. Material: Most products are made ...