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We are Tianjin Yuantai Runxiang Trading  Co., Ltd .and specialized in square and rectangular pipe.Being one of the largest manufacturer in NORTH CHINA,we have four branches making the black steel pipe and galvanizing steel pipe (square and ). We have four branches and 29 production lines making the black steel pipe and galvanizing steel pipe ).We can supply the sizes from 20mm*20mm to 500mm*500mm of square tube,as well as rectangular tube,from 20mm*30mm to 400mm*600mm with different  thickness and length according to customer’s requirements. Our annual output is  about15,000,000 metric tons.

Should you have any requirements for the above Products,please contact with us, and we assure you of our best quality and the competitive prices.

Your prompt attention and reply will be highly appreciated.