Professor Yang Mingxing, with his rich academic experience for many years and vivid cases, shared with you the overall plan of applying for the National Social Science Fund. Professor Yang Mingxing said that the macro-control declared by the National Social Science Fund has "five key points": paying attention to interdisciplinary research; Pay attention to the close combination of theory and practice; Pay attention to give play to their own advantages and characteristics; Pay attention to systematic and systematic research; Pay attention to perseverance. Professor Yang Mingxing particularly emphasized the importance of interdisciplinary research, because the greatest advantage of interdisciplinary research is its innovative value and the driving force of innovative sources. At the same time, it is emphasized that the project application should not only pay attention to its theoretical and academic significance, but also pay attention to its practical and application value. It must closely focus on the national strategic needs, and the theme should be cutting-edge, theoretical, targeted and practical. Secondly, we should make clear our research expertise, make clear our professional background, academic accumulation, research strengths and advantages, and determine our main research fields. Moreover, we should persevere, constantly improve, systematically promote research, never be discouraged and never give up.