Detian Industry Co., Ltd. is a reputable metal parts manufacturer in China, we focus on iron, steel and copper casting and machining. We also have close partnership with a number of sub-contractors for pressing, forging and forming parts.We can provide more information upon your request, hopefully we can develop a business with your esteemed company and I shall be very honoured to give you a prompt quotation if you provide me the specific drawing with volume of the cast parts and aluminum extrusion.