HAOSHENGXIN STEEL PIPE CO., LTD. is located in the Economic and Developing Zone of Jinghai, nearly 50 kilometres away from Tianjin, ocuppying the area about 200, 000 square metres. She has 280 staffs, who are 2 doctors, 28 high-grade managing members, 86 senior professional technicians. Annual output of welded pipes comes up to 200 thousand tons, exporting to U.S.A. Japan, Germany, Canada, Korea, Singpore, Zambia etc. and being very brisk in demand. Our pipes are also taken in demonstration projects, such as the Beijing national grand theatre, Olympic Stadium and Tianjin Subway.Since the inception of our company, we are carrying out such a style of ?Trust, pragmatic, Active? and adhering to the cordial & equal management. We obtain yearly the honour certificates issued by the Tianjin municipal government and by Tianjin Quality Supervising Bureau and smoothly acquire the approval of ISO 9001-2000. The range of production covers 15 X 15 -300 X 300 of Square pipes and 15 X 30 -400 X 300 of rectangular pipes with length 3 metres ? 12 metres, mainly applying to machinery, steel construction structure, metallurgy, motor industries, railway, highway fence, contain inner structure, agricultural vehicle and green house.