Tianjin YuanHeng Sanctuary Steel Trading Co.?Ltd is a comprehensive and professional company combing the steel pipe manufacturing industry with international trading together.It locates in the Daqiuzhuang Town where is the Northern Steel Base of China. We are experts at manufacturing ratio-frequency welded pipe, galvanized pipe, square pipe, quarter bend and SP. Moreover, We have the excellent technology available of deep manufacturing and customize all special kinds of tubular product and cold-drawn profiles according to the graph paper and your different requirements.