Comrade Su Donghai has rich experience in financial work and profound knowledge of financial theory. Over the years, he has done a lot of research work in financial reform, financial stability and financial services. , presided over the study on subprime mortgage crisis and financial stability in China, the study on risk monitoring system of financial holding companies, the study on application model of financial stability assessment and financial risk monitoring and early warning, the study on assets and liabilities of the central bank and the study on financial stability monitoring and analysis index system. Some research reports were obtained in the State Council and Tianjin. He has written more than 30 financial research articles in Financial Research, China Finance and Financial Times, such as Empirical Research on the Impact of Export Tax Refund Policy Adjustment on China's Economy, Research on the Construction and Development of Rural Payment Service Environment, Research and Thinking on Maintaining Financial Stability, Research on Private Equity Investment Fund, and Discussion on the International Model and Path Selection of Industrial Investment Fund-China.