The main research project is " Health economic experiment for targeted poverty alleviation: An Interventional Study in Sichuan Liangshan ", and serves as a member of the Infant Care and Development Professional Committee of the Chinese Association of Prenatal and Childcare, focusing on early childhood development, health and human capital accumulation At present, the main research content is to designed to an intervention program to improve human capital in Liangshan area, and evaluate the impact of the program through random intervention experiments. Published 8 papers in SSCI or core journals, of which 4 papers were published as the first author or corresponding author, and 4 papers were co-author.