Zhangjiagang Chewit International Co.,Ltd is a professional supplier of precision steel tubes and aluminum products with decades experience. Our product includes cold drawn precision seamless tube, cold drawn welded tube with different material. Our steel tubes are used for automotive industry, hydraulic system, Mechanical fields, precision device and others. Aluminum products used for outdoor,home assembly, industry and other special application. Our company covers a toal area of 10000 square m