Investigated, led and participated in more than 30 research projects, including International cooperation projects, Chinese national key projects, NSFC, Academy of Finland projects, Industry sponsored projects, EU ITEA and Finnish TEKES projects, etc. Selected grants are listed below:

• Co-PI of the Key Project of NSFC, “A Tensor-based and Blockchain-enabled Trusted Computing Platform for Smart Free Trade Port”，Grant No. U23A20300, (2024.01.01 – 2027.12.31);
• PI of the Key Project Sponsored by Natural Science Basic Research Plan in Shaanxi Province of China, “Trustworthy Cross-Blockchain Theory and Key Technology”, Grant No. 2023-JC-ZD-35, 200K RMB (2023.01 – 2025.12);
• PI of Academy of Finland Research Mobility: Theory and Technology of Cross-Border Data Security cooperated with Chinese Academy of Science, Grant No. 350464 (03.2022 – 12.2024);
• PI of Academy of Finland – NSF joint call pilot: artificial intelligence and wireless communication technologies, “Secure Wireless Powered Backscatter Communication for IoT”, Grant No. 345072 (01.2022 – 12. 2024);
• PI of ZheJiang Lab open project “Mobile Crowdsourcing Decentralized Trust Management and Privacy Preservation”, Grant No. (12.2021 – 11.2023);
• PI of postgraduate high-quality course “Trust Management” development (2021);
• PI of National Nature Science Foundation of China (NSFC) project “Trust Management in a Trustless Environment”, Grant No. 62072351, (01.2021 - 12.2024);
• PI of “5G Heterogeneous Network Security and Privacy with Trustworthy Mobile Terminals”, sponsored by Nokia, Finland (02.2020 - 01.2023);
• PI of ISN state key lab self-designed project “Trust Management and Privacy Preservation in Mobile Crowdsourcing” (01.2020 - 12.2021);
• PI of Academy of Finland Research Fellow grant, “Digitalizing Trust for Securing Pervasive Social Networking”, Grant No. 308087 & 314203 & 335262 (09.2017 - 08.2022);
• PI of National Nature Science Foundation of China (NSFC) project “Security and Privacy in Pervasive Social Networking based on Trust Management”, Grant No. 61672410, (01.2017 - 12.2020);
• PI of Security, Trust and Privacy in the Next Generation Mobile Communication Networks and Systems (STP5G), sponsored by Nokia, Finland (02.2017 - 01.2020);
• PI of open project of the Key Lab of Information Network Security, “Mobile Crowdsourcing Security Architecture in a Trustless Environment”, Grant No. C18614, (9.2018 - 8.2020);
• Co-PI of the National Key Research and Development Program of China (Grant No. 2016YFB0800700); project PI of “Large-Scale Heterogeneous Network System Security Data Collection and Composition”, Grant No. 2016YFB0800704, (07.2016 - 06.2019);
• PI of the Key Project Supported by Natural Science Basic Research Plan in Shaanxi Province of China, “Mobile App Trust Management based on User Behaviours”, Grant No. 2016ZDJC-06, (2016.01 - 2018.12);
• PI of “Trust Management in Pervasive Social Networking”, the Fundamental Research Funds for the Central Universities, Grant No. JBG161509, (01.2017 - 12.2017);
• Co-PI of National Nature Science Foundation of China (NSFC) Key Project “Composite Security in 5G Mobile Communication Systems”, Grant No. U1536202, (2016.01 - 2019.12);
• PI of ISN state key lab self-designed project “Cloud Data Security and Privacy based on Trust Management” (11.2015 - 12.2016);
• Co-PI of NSFC International Exchange and Cooperation Project “The 14th IEEE International Conference on Computer and Information Technology”, Grant No. 61410306013, (09.2014);
• PI of K. C. Wong Education Foundation, Hong Kong, (03.2014);
• PI of “Trust in Cyber Physical and Social Computing”, sponsored by Nokia, (02.2014 - 01.2017);
• PI of “Mobile Application Trust Management based on Trust Behaviors”, PhD Research Fund of Chinese Education Ministry, Grant No. 20130203110006 (01.2014 - 12.2016);
• PI of “Usable and Autonomic Trust Management for Software”, Shaanxi Research Grant for Excellent Researchers from Abroad, Shaanxi Province, Grant No. 680F1303, (12.2013);
• PI of “Usable and Autonomic Trust Management for Software”, Initial Research Grant for Researchers from Abroad, Chinese Education Ministry, Grant No. 20130203110006, (06.2013);
• PI of “Trustworthy Pervasive Social Computing and Services”, sponsored by Nokia, (12.2012 - 11.2013);
• PI of the open project grant of the State Key Lab of ISN, Xidian University, Chinese Ministry of Science of Technology (2012 - 2013) (2013 - 2016);
• PI of “Trust Management for Mobile Applications”, the Fundamental Research Funds for the Central Universities, (01.2012 - 12.2013);
• PI of “Trust, Security and Privacy in Pervasive Social Networking”, sponsored by Nokia, (11.2011 - 10.2012).