• Baoji Changyou Petroleum Equipment Co.,Ltd. was founded in 2010, which is specialized in design, manufacture, surface test and sales of oil drilling equipment, downhole well testing equipment(DST,mechanical&pressure control) and exploration equipment. Except that, we also offer the R&D service to the....
    • Changyou held the 2020 staff travle and outward bound
    • Changyou exhibited on the NEFTAGAZ 2019
    • Managed Pressure Drilling(MPD) Corperations