Li Sanxi is a professor at Renmin University of China (RUC), a recipient of the Chang Jiang Young Scholars Program awarded by the Ministry of Education, and serves on the editorial board of the SSCI-indexed Journal of Economics .  

His research focuses on information economics, industrial organization theory, and the digital economy, with over 30 published papers in leading academic journals, including Journal of Public Economics , Journal of Economic Theory , Management Science , Games and Economic Behavior , Economic Research Journal ,   Management World ,   China Economic Quarterly , The Journal of World Economy , China Industrial Economics ..

He was awarded the "Hope Young Talent Award" by Global Times in 2016, the "Wu Jiapei Award" by China Information Economics Society in 2017, and was honored with the "Zhang Peigang Young Scholar Award in Development Economics" in 2019.   His research papers have earned him multiple accolades, including China Information Economics Theory Contribution Award (2018), China Information Economics Youth Innovation Award (2018), Outstanding Paper Award at the China Information Economics Annual Conference (2018) and First Prize for Outstanding Paper at the China Industrial Economics Annual Conference (2018). In addition, he has led and co-led several major national research projects, such as Key Project of the National Social Science Fund (Principal Investigator), Key Project of the National Natural Science Fund (Co-Principal Investigator), Excellent Young Scientists Fund (National Natural Science Fund) and General and Youth Projects of the National Natural Science Fund.