Stamping parts are parts with the required shape, size and performance obtained by applying external force to metal sheets (such as cold-rolled steel sheets, stainless steel, aluminum alloys, copper alloys, etc.) on a press by a stamping die, causing them to undergo plastic deformation or separation. Its core processes include blanking, bending, drawing, flanging, bulging, etc., and are widely used in the fields of automobiles, electronics, home appliances, aerospace, medical devices, etc.