SONG Limin，female，Ph.D. of Economics，Postdoctoral of statistics，Liaoning university's population research institute associate researcher，supervisor of master's degree, director of Liaoning population society, standing member of education branch of China Geriatric Society, member of China social security association, Mainly engaged in population statistics and social security，research methods practice and application，social work and social welfare and other fields of teaching and research work.

The main research directions are population urbanization and endowment insurance national overall planning, population structure and labor employment, population flow and regional economic development, social work projects and institutional evaluation, group social work methods and practices. Presided over and completed 1 National Social Science Fund project, participated in 2 projects of national social science fund, 4 projects of National Natural Science Fund, 5 projects of national social science fund, Presided over and completed 24 provincial and ministerial projects，participated in 27 provincial and ministerial projects. She has won 2 first prizes, 2 second prizes, 2 third prizes of the provincial government, 3 first prizes of the Provincial Bureau of statistics, 1 achievement prize of Shenyang social science, 6 times of decision-making adoption by relevant functional departments and 1 time of approval by the mayor of Shenyang. She has successively published 20 academic papers in national magazines such as “statistical research”,“population journal”, “Economic Theory and Business Management”，“Inquiry into Economics Issues”etc. Among them 9 papers were included in CSSCI and 35 times were reprinted and cited. She has independently and participated in publishing 4 academic works, of which the academic monograph "Research on the employment of labor force in the old industrial base in Northeast China" won the first prize of Liaoning Provincial Government Award. In response to the problems of "two children policy", "delaying retirement", "rural girls' family development" and other population frontier issues, she was interviewed by the British Guardian, South Weekend, China Newsweek, Liaoning TV, Liao shen Evening News, Shenyang daily and other media. Teaching “population theory”，“Population，Resources and Environmental Economics”， “demographic”，“socio-economic research methods”，“Social and Economic Statistical Analysis”course，main guiding demographic，social security，education economics and management， social work and other professional postgraduate thesis writing.