Jiangsu Changbao Precision Steel Tube Ltd., Co is a professional precision steel tube producer, which is invested by Hong Kong Fengsheng International Investment Ltd., Co and Jiangsu Changbao Steel tu...

NO. 75, South Fuzhou Road, Shinan District Qingdao Shandong 0, NO. 75, South Fuzhou Road, Shinan District

We take pride in our potential to deliver Harmonic Choke with quality standards that our clients demand for. mud pump,drill pipe,drill collar,rotary hose,BOP,wellhead and X-mas Tree,casing and tubing,...