Cangzhou Manier Import-Export Trading Co., Ltd. which is a manufacturer&exporter of Spiral steel pipe, ERW steel pipe, Hot dipped galvanized steel pipe, and stainless steel pipe fittings,and the steel pipes can be supplied according to GB, ASTM, API, DIN, JIS,standards, and the factory is located in Developments, Caihezhuang Town, Jinghai County, Tianjin, a well-known steel city in China. Besides, it's near to Tianjin Port. With well-equipped testing equipment and strong technical force, with a wide range, good quality, reasonable prices and stylish designs, our products are...