Yangzhou garden, a combination of Northern and Southern gardens, boasts a range of advantages that other gardens have. Together with Suzhou garden, it is a representative of Jiangnan gardens. Among the many gardens in Yangzhou, Heyuan is famous for its architecture, the circulation of Western and Western countries in the late Qing frequently in circulation. Also, the concept of Western architecture penetrated the gardens of the East to a certain extent. Nevertheless, there are some modern characteristics of Heyuan: the emergence of the double-channel corridor by correspondence with the landscape, tortuosity of the movement, and cyclicity of the three-dimensional garden space. Taking the double-channel corridor as the spatial clue and dynamic vision as the breakthrough point, the internal logic of the emergence of three-dimensional space and the transformation of multi-dimensional landscape information acquisition mode is understood through the correlation analysis of space and landscape.