- Sinorig Oilfield Services Limited
- oilfield surplus, drilling rig, well control, solid control, casing, tubing, etc..
- Address:Chengdu, Sichuan, China
- Zhongke Oilfield Equipment Co.,Ltd.
- oilfield, pump, pipe, rig.
- Address:No.474,Road Xi'er, Dongying Shandong 257000 China