1. College of Petroleum Engineering, National Engineering Laboratory of Oil and Gas Well Drilling Technology, Yangtze University Wuhan China
2. CNPC Bohai Drilling Engineering Company Limited Tianjin China
3. State Key Laboratory of Petroleum Resources and Engineering College of Petroleum Engineering, China University of Petroleum (Beijing) Beijing China
4. SINOPEC Research Institute of Petroleum Engineering Beijing China
5. Department of Engineering Supervision PetroChina Changqing Oilfield Company Xi'an Shaanxi China
6. PetroChina Huabei Oilfield Company Renqiu China
7. Key Laboratory of Auxiliary Chemistry and Technology of Chemical Industry College of Chemical and Chemistry, Shaanxi University of Science and Technology Xi'an China