Tianjin Zhengda General Steel Pipe Technology Co., Ltd. is a large scale welded steel pipe manufacturer and welded steel pipe equipment manufacturer. Our pipe steel pipe factory is located in Qian'an,Website:http://www.tjzdpipe.com, Hebei province, China. It covers an area of 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,...
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