... etc., a few pieces of steel welded into an assembly, so hot-dip galvanizing corrosion, transport and ... , Chongqing and Xinjiang. Our production base takes up an area of 110,000 square meters with factory ... , power and benefit. In order to take up the production capacity, our company invests US$20 ... .Since our company was established, an advanced lab has been set up. There are 15 professional staff ...