No 7 Oil Production Company of Daqing Oil Field Company Ltd
No 9 Oil Production Company of Daqing Oil Field Company Ltd
No 1 Oil Production Company of Daqing Oilfield Company Ltd
Daqing Oil Field Company
Daqing Oil Field Company Limited
大庆油田有限责任公司
大庆油田有限责任公司勘探开发研究院
Daqing Oil Field
大庆油田
大庆石油管理局
大庆油田科学研究设计院
大庆石油管理局勘探开发研究院
黑龙江省大庆油田勘探开发研究院地化室
Exploration and Development Research Institute of Daqing Oil Field Company Ltd
Oil Production Technique Research Institute of Daqing Oilfield Company Ltd
northern Daqing oil field
No.1 Oil Production Plant of Daqing Oilfield Company
Daqing Oilfield Company
大庆油田测试技术服务分公司
大庆油田有限责任公司勘探开发研究院
Daqing Oilfield Engineeing ltd
Daqing Petrochemical Company
No.3 Oil Production Plant of Daqing Oilfield Company Ltd.
The Research Institute of No2 Oil Production Company of Daqing Oil Field
Exploration and Development Research Institute of Daqing Oilfield Company Ltd
Daqing Well Logging Company