Zhonghai Baichuan(Beijing)steel Co.,Ltd which was estabished in 2004.covers area of 300,000©O,has a fixed assets 158 million u.s Dollors and owns 50 employees.with output 800,00 tons and anual income 630 million U.S Dollars. Our main equipment include:One -off rolling reforming techique imported from Germany. Our main product are:¦µ114-¦µ660ERW PIPE.¦µ2415-¦µ1020 hot -expansion pipe.and we can produce the high-frequency straight seam welded pipes and the hot expansion steel pipe.