Objective:To learn from the experiences of environmental impact assessment,and explore the theories and practices of health impact assessment.Methods:With suitability analysis of reference to environmental impact assessment and literature research,the current situation,practices and problems of environmental impact assessment were summarized.Results and Conclusion:Drawing on experiences in environmental impact assessment,it needed to start the establishment and implementation of health impact assessment system with healthy cities,healthy towns and villages,improve relevant laws and regulations,strengthen supervision and management of health impact assessment.