Castle International Trade Co.,Ltd. is one of the leading enterprise specialized in developing, engineering, manufacturing and exporting mechanical products. We are located in the East of China, Ningbo City which is famous for the second biggest container port in China. Our main products are casting, machining, forging and stamping parts, which are used in metallurgy, automobile, chemical, ship and hardware engineering industry. The material includes ferrous metal such as stainless steel, alloy steel, ductile iron, etc and non-ferrous metal such as brass, aluminium, aluminium alloy, zinc alloy. Our products have been sold well all over the world.