Social part-time job in Kong Xiangdong

1. Senior member of China Mechanical Engineering Society (03350 155)

2. Vice Chairman of Fluid Transmission and Control Branch of China Mechanical Engineering Society

3. Deputy Director of Mechanical Design, Manufacturing and Automation Teaching Committee of China Machinery Industry Education Association; Deputy head of mechanical and electronic engineering discipline group

4. Chairman of Fluid Transmission and Control Branch of Hebei Mechanical Engineering Society

5. Member of Editorial Board of Journal of Yanshan University

6. Editor-in-Chief, Deputy Director of the Editorial Committee of Teaching Research

7. Hebei Province Bid Evaluation Expert (No.040066)

8. Experts for project exchange and evaluation of the National Natural Science Foundation of China

9. Evaluation expert of undergraduate teaching level of the Ministry of Education

10. Member of the 4th Council of Higher Education Professional Committee of China Higher Education Association (2005 ~ 20 10).

1 1. Member of the Expert Committee of Technical Center of Yuci Hydraulic Co., Ltd.

12. member of the second Council of lubricating hydraulic equipment branch of China heavy machinery industry association

13. Member of Academic Committee of State Key Laboratory of Fluid Transmission and Control

14. Executive Vice Chairman of the 5th Committee of Fluid Transmission and Control Branch of China Mechanical Engineering Society (20 1 1 year ~ 20 15 years)

15. Member of the 10th Council of China Mechanical Engineering Society, 20 1 1 ~ 20 16.

16. Member of the Professional Committee of Fluid Transmission and Control of China Aviation Society (2010/2)

17. Member of the Steering Committee of Mechanical Specialty in Colleges and Universities of the Ministry of Education (20 13-20 17)

18. Member of the Expert Committee of the 7th Council of China Hydropneumatic Seal Industry Association (20 14 1 month-20171February).

19. Deputy Director of the Expert Committee of the 7th Council of China Hydropneumatic Seal Industry Association (20 14 1 month-20171February)

20. Member of the Second Expert Advisory Committee of the State Key Laboratory of Fluid Power and Electromechanical Systems of Zhejiang University (201410-2019)

2 1. Chairman of the Teaching Committee of Mechanical and Electronic Engineering of the Third China Machinery Industry Education Association.