This study explored the origin and development of modern garden city,by integrating concepts of world modern garden city and characteristics of Chengdu cultures,analyzed the application of its aesthetic value and the design of its artistic conception.It was found that Chengdu City had high aesthetic value such as a large area of green spaces and unique recreational cultures,as well as a great potential of unifying idyllic images and natural cultures.To design Chengdu into a world modern garden city,the planning of its urban green space system should be taken as the foundation,"one group and three districts" as the construction system,urban folk cultures,logistics and traffic,information and other such networks as the support to achieve the "beauty of nature,social equity and urban-rural integration".