Sheet metal stamping services are metal manufacturing plants that use punching, bending, spinning, deep drawing, bulging, and other stamping processes to complete the production of sheet metal parts. In addition to the above services, excellent stamping factories also provide cutting, welding, assembly, surface treatment, packaging, warehousing, transportation, and other services, while most of them can only provide the above cutting, stamping, welding, and assembly services. sheet metal stamping services include OEM (customer-provided drawings) and ODM (factory design drawings). HULK Metal body is an OEM service.