... 3. Competitive prices 4. Excellent customer service stamped aluminum parts Shanghai Yi Jing Mold Factory Our company specializes ... Iron, carbon steel, stainless steel, brass, copper, alloy steel, aluminum, cold rolled steel, hot rolled steel, etc.Surface Treatment: All ... Usage of products: Hardware metal stamping parts, door hinges, cabinet hinges, butt hinges, tee hinges, air conditioner brackets, air ...