- SHANDONG RONGYE MACHINERY CO.,LTD.
- Main products: Petroleum Drill rig with spare parts, Mud Pump (3NB series, F series:BOCMO/FB/LS/HONGHUA), Pump unit, Solid system, Hydraulic Tong, BOP Accumulator Units, Hammer Unions, Manifold, Flange and spool, Valve assembly，air bag aeesmbly
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