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- Seven oil fields integrated maintenance
- Beijing maintenance
- Qinghai oil field Maintenance
- Dagang oil field maintenance center
- Daqing oil field maintenance center
- Liaohe oil field maintenance center
- Jidong oil field maintenance center
- Changqing oil field maintenance center
- Eight office
- Tuha office
- Yumen office
- Tang hai office
- Daqing office
- wheel stand office
- Tanggu office
- Wushen banner office
- Xi 'an office
30 oil field service vehicles 24 hours well service experience to ensure a strong production awareness
