Abstract:The Song Dynasty can be said to be the peak time in the history of Chinese Gardens, and the position of officials and officials was very high during this period, Han Qi, as a“Happy construction” of the three dynasties prime minister, left a lot of garden works during the period of local officials. The XIANGZHOU State Administration Garden is a Yamen Garden built by Han Qi in his hometown of present-day Anyang, Henan Province, as a local government officials to build a model garden and a typical example of the public development of the Yamen Garden. Based on the local chronicles and the collected works of the Song Dynasty, this paper analyzes the plant landscape and design theory of the State Administration, which is of practical significance to understand the contribution of Han Qi's gardens and the plant landscape construction of the State Administration Gardens.