Tianjin Zhengda General Steel Pipe Technology Co., Ltd. is a large scale welded steel pipe manufacturer and welded steel pipe equipment manufacturer. Our steel pipe factory is located in Qian'an, Hebei province, China. It covers 470000 square meters and has 1700 employees. The production capacity of our pipe factory is up to two million tons per year. The plant can produce ERW steel pipe, galvanized steel pipe, SSAW steel pipe, square steel pipe, steel-plastic composite pipe. We have 55 pipe mill lines in total, including 12 ERW round pipe mill lines, 12 ERW square steel pipe mill lines, 11 galvanized steel pipe mill lines, 5 SSAW steel pipe mill lines and 4 steel-plastic composite pipe mill lines.