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Weigao Petroleum Drilling Tools Manufacturing Co., Ltd.
| Payment Terms: | T/T |
|---|---|
| Main Products: | Drill Collar,Kellys,Intergral Heavy Weight Drill Pipe,non-excavation drill pipe; |
Zhengzhou Chenghe Machinery Co., Ltd.
| Payment Terms: | T/T |
|---|---|
| Main Products: | Packing Machine, Forgings, All Types Roll, Gear.Machinery Parts; |
Henan Shenlong Petroleum Drilling Tools Co.,Ltd
| Payment Terms: | T/T |
|---|---|
| Main Products: | drill collar,spiral drill collar,non-magnetic drill collar,heavy weight drill pipe; |
Henan Shenlong Petroleum Drilling Tools Co.,Ltd
| Payment Terms: | T/T |
|---|---|
| Main Products: | drill collar,spiral drill collar,non-magnetic drill collar,heavy weight drill pipe; |