Abstract:Through field investigation and historical documents, this paper analyzes and studies the site selection, spatial layout and gardening art of Sihan Tianshi Mansion in Mount Longhu, Jiangxi Province. Firstly, the main function of Sihan Tianshi Mansion is to cultivate Taoism, and it also has functions of living, working, recreation, and so on. Secondly, the Taoist ideas, such as "the venerable being in the center", "the wonderland" and" back to Yin and towards Yang", run through the site selection and spatial layout of the Taoist temples. Thirdly, it adopts a balanced and symmetrical composition and a pattern of "three districts and five courtyards", to create a courtyard space with clear levels, variable spaces, and appropriate density.Finally, it cleverly uses elements such as terrain, landscape, architecture, and plants, combined with plaques, couplets and other means to sublimate cultural heritage.