Currently a member of the Academic Working Committee of the China Cryptozoology Society, a member of the China Cryptozoology Society, a member of the Association for Computing Machinery (ACM), a senior member of the China Computer Society, AC member of the Youth Computer Science and Technology Forum YOCSEF Qingdao Academic Committee of the China Computer Society, Qingdao Director of the Municipal Computer Society, Shandong Provincial Natural Science Foundation project review expert, and Qingdao High-tech Enterprise Recognition expert. Reviewer of 19 domestic and foreign journals such as "Journal of Computer Science" and "Journal of Electronics". Lecture courses: Lecture courses for undergraduate and postgraduate students such as "Computer Algorithm Design and Analysis", "Computer Information Security", "Computer Network Security", "Modern Cryptography Theory and Practice". Scientific research projects undertaken 1. National Natural Science Foundation Project: Research on Forward Security Signatures and Forward Security Threshold Signatures Period: January 2008 - December 2010 Project Leader 2. National Natural Science Foundation Project: Advanced Forward Security Digital Research time of signature theory and its application: January 2013 - December 2016 Project leader 3. Shandong Provincial Natural Science Foundation Project: Research time of key isolation signature and intrusion tolerance signature: December 2010 - December 2013 Monthly Project Leader 4. Shandong Provincial Department of Education Science and Technology Plan Project: Research on Several Digital Signatures with Special Properties Time: December 2008 - December 2010 Project Leader 5. Qingdao Science and Technology Plan Project: Key Automation Research period of protection capability encryption algorithm: January 2012 - September 2014 Project leader 6. Open Project Fund of Shandong Provincial Key Laboratory of Computer Networks: Research on lightweight secret sharing adapted to mobile ad hoc networks , Time: August 2011 - August 2013, Project Leader 7. Open Project of the State Key Laboratory of Information Security: Research on Key Evolution Encryption System, Time: January 2012 - December 2013, Project Leader 8. Shandong Provincial Natural Science Foundation Project: Research on Secret Sharing and Its Application Time: December 2009 - December 2012 Second Completer 9. Shandong Provincial Natural Science Foundation Project: Design of Post-Quantum Cryptozoology Algorithm Based on Lattice Problem Time of attack: December 2010 - December 2013 Second person who completed the project 10. Shandong Provincial Natural Science Foundation Project: Key technologies for blind restoration of complex motion blur degraded images Research time: December 2010 - December 2013 Fourth Completed by 11. Qingdao Science and Technology Plan Project: Research on Routing Algorithms in Tolerant Networks (12-1-4-2-(14)-jch), Time: January 2012 - September 2014 Second Completed by 12 . Huawei Technology Fund: Key self-protection technology in public key cryptography systems, time: October 2012 - October 2013. The second completer has also participated in the completion of the national "973" project, the national "863" project, and the national cryptography development Fund projects, Shandong Provincial Natural Science Foundation Project, Shandong Provincial Young and Middle-aged Scientists Award Fund Project, Shandong Provincial Electronic Information Industry Development Special Fund Project, etc. More than 10 projects. Scientific research awards and honorary titles received: In 2011, he won the 8th Qingdao Youth Science and Technology Award. In 2011, he won the first prize for outstanding achievements in universities in Shandong Province, ranking first in 2012. In 2012, he won the third prize for outstanding achievements in universities in Shandong Province, ranking first in 2011. In 2011, he won the first prize of the 10th Qingdao Natural Science Outstanding Academic Paper Award. In 2011, he guided a graduate student (Chen Yangkui) to win the first prize of the Qingdao University Outstanding Postgraduate Paper Award. In 2012, he guided an undergraduate student (Song Chen) to win the outstanding bachelor's degree of Qingdao University. In 2012, he supervised a graduate student (Liu Hongyan) and won the third prize for Outstanding Innovation Achievements of Qingdao University Graduate Students. In 2010, he supervised undergraduate students (Xi Mingze, Song Chen, and Hou Leilei) and won the third prize in the Shandong ACM International Undergraduate Programming Competition in 2011. Won the honorary title of "Qingdao University Education Pioneer" in 2008, and won the "Qingdao University Youth Academic Lecture" Excellence Award. Published papers in well-known domestic and foreign journals and international academic conferences such as "Journal of Computer Science", "Journal of Software", "Computer Research and Development", etc. He has published more than 90 academic papers, of which more than 70 are included in SCI/EI, and has given more than 20 academic reports at international conferences.