Professor Li’s research has centred on fiscal and monetary policy, financial development, macroeconomic regulation, and reform of China’s financial system, with particular emphasis on financial development, financial risk prevention, macroprudential regulation, and the internationalisation of the renminbi. Through national research programmes and policy-oriented research, his work has addressed the theoretical and practical dimensions of financial system reform, financial stability, debt sustainability, and macroeconomic management. He has authored numerous peer-reviewed publications and policy reports and has contributed to academic and policy discussions on financial governance and economic reform in China. Through sustained research, institutional leadership, and engagement with policy-oriented economic research, Professor Li has contributed to connecting economic analysis with practical questions of financial governance, macroeconomic stability, financial risk management, and sustainable economic development.