Nanjing Supermann Industrial & Trading Co., Ltd. affiliated to the Lewis Group which was founded in 1996, main business is import and export of international trade, business scope covers the metal material, machining products, machinery and equipment, chemical products and so on. Nanjing Supermann Industrial & Trading Co.Ltd. is your one stop source for industrial parts, including casting, forging, stamping, precision machining and CNC products as well as other manufacturing techniques. The product material can be carbon steel, alloy steel, stainess steel, free-cutting steel, copper, aluminum, and so on.