Based on the panel data of A-share listed strategic emerging enterprises from 2019 to 2021,this paper analyzes the relationship between ESG performance of strategic emerging enterprises,corporate medium and long-term credit and corporate performance based on the leverage ratio threshold effect.The research shows that:First,the better the ESG performance of strategic emerging enterprises,the more they pay attention to environmental and social responsibility while pursuing profits,and the higher the possibility of long-term sustainable development,so that enterprises can obtain more medium-and l...