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17
YRS
Henan Dongfanglong Machine Manufacture Co., Ltd.
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17
YRS
Henan Dongfanglong Machine Manufacture Co., Ltd.
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API 5CT 18-5/8 STC K55 Oilfield Casing Coupling with Bearing and Pressure Vessel New
Oil Drilling Rotary 4-3/" Cone Wheel Palm Plate Reamer with Inlaid Teeth Three-cone Wheel Drill Bit Ground
API Oil Casing, Oil Drilling and Production Pipeline, Oil Coupling, Oil Casing
Musk Ambrette
Kapasitas R & D
Penelitian & Pengembangan
Less than 5 People
