... YOU!Product Description--METAL WELDING PARTSWe are specilized in welding parts.We have enough set of welding machines.We can ... formatting, rolling, stamping, deep drawing, bending, spot or seam welding, spinning, forging, sand casting, die casting, investment casting, etc.3. ... treatment and heat treatment, etc...we specialize in producing machining parts, we have rich experience to do OEM work and ...