1. Key Laboratory of Oil & Gas Equipment Ministry of Education Southwest Petroleum University Chengdu Sichuan P. R. China
2. School of Mechatronic Engineering Southwest Petroleum University Chengdu Sichuan P. R. China
3. Oil and Gas Equipment Technology Sharing and Service Platform of Sichuan Province Southwest Petroleum University Chengdu Sichuan P. R. China
4. School of Computer Science Southwest Petroleum University Chengdu Sichuan P. R. China
5. Sichuan Honghua Petroleum Equipment Co., Ltd. Guanghan Sichuan P. R. China