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The BIW (Body in White) refers to the vehicle body that has been welded but not painted, including the welded assembly of vehicle body structural components and covering parts, and it is the core basic structure of automotive manufacturing. The white body…

Automobile hot forming dies refer to the dies and die parts used in the hot forming process, primarily for stamping steel plates heated to a plastic state into specific shapes. The die determines the final shape and quality of the hot forming…