He graduated from the major of mechanical engineering from Xi'an University of Technology in 1999 with a Doctoral Degree in Engineering. From May 1999 to the present, he has been engaged in the teaching and scientific research at School of Electro-mechanical Engineering, Xidian University. He was promoted to associate professor In July 2001 and promoted to professor in July 2006. He is the senior member of Chinese Mechanical Engineering Society, the vice president of the First Council of Shaanxi Mechanical Engineering Society Space Mechanical Engineering Branch, and the editorial board member of the editorial boards ofSpace Electronic Technology.

1)Second Class Prize of The State Technological Invention Awardin 2013: Design Theory, Key Technology and Application of Large-scale Spaceborne Deployable Antenna, the second accomplisher.

2)FirstClassPrize of Electronic Information Science and Technology Award of Chinese Institute of Electronicsin 2012: Design Theory, Key Technology and Application of Large-scale Spaceborne Antenna, the second accomplisher.

3)SecondClassPrize of China Machinery Industry Technology Invention Awardin 2019: Spaceborne Large-diameter Ultra-high-precision Metal Mesh Antenna Technology and Application.

4)First Class Prize of Science and Technology Award of Shaanxi Mechanical Engineering Societyin 2019:Applications and design theory of high surface accuracy of large deployable cable net-frame combination structures

5)Souvenir Badge for "Celebrating the 70th Anniversary of the Founding of the People's Republic of China" issued by the Central Committee of the Communist Party of China, the State Council, and the Central Military Commission of PRC in 2019.

6) Published83 SCI papers(https://www.researchgate.net/profile/Tuanjie_Li2?ev=prf_highl), obtained 6 National Invention Patents and 7 software copyrights.

7) The research result of the optimal actuator/sensor placement of intelligent cable net structures (Optimal PZT sensor/actuator placement of cable net structures using H2-norm measures. Journal of Vibration and Control (Impact Factor:4.355), 2014, 20(8): 1257-1268) was specially reported by an American media of academic technology(NewsRx), which considered that the research result is "New Vibration and Acoustics Study Findings", and this special report was included by HighBeam Research (http://www.highbeam.com/doc/1G1-378787566.html), an online library in Chicago, the United States.

8) Hosting research projects include:General Programs of National Natural Science Foundation of China (3), Key projects of National Natural Science Foundation of China Aerospace Advanced Manufacturing Technology Research Joint Fund (1), National Manned Major Project (1), National Basic Research Program of China (2), Civil Aerospace Project (2),Natural Science Foundation of Shaanxi Province, science and technology key projects of Xi'an, and projects commissioned by aerospace/aviation and electronic institutes, and so on.

9) The researched theories, methods, and key technologies have been successfully applied in many projects of the China Aerospace Science and Technology Corporation, the CLP Group, and the Aviation Industry Corporation of China, Ltd.

♦ Chinacommunication technology test satellite(September 19, 2015)deployable mesh antenna(successfully working in orbit);

♦ China maritime satellite (August 6, 2016) large-scale spaceborne antenna (successfully working in orbit);

♦ The first satellite of China second-generation relay satellite (March 31, 2019) spaceborne antenna (successfully working in orbit);

♦The rudder actuator ofC919 plane(test flight succeeded):the design and performance analysis of Reaction/kick Link mechanism;

♦Design and Manufacture of the 2D plug-pluck mechanism with large plugging forcein Huawei's large chassis (excellent concluding project).