The development of rural tourism can enhance the regional economic development; improve the environment of the countries and the living conditions of the native dweller. In China, the study of countryside tourism mainly focuses on the microcosmic. However, as the progress of countryside tourism is a systematic issue, it should be studied systematically. From the view of Systematics and Synergetics, this thesis analyses the sub-systems in the development of countryside tourism in Chengdu. Based on this, an evaluation index system and a synergetic model are built for the development of countryside tourism in Chengdu, and relevant data from the year of 2003 to 2012 is studied for verification. The result shows that the sub-system of the countryside tourism industry in Chengdu is under fast development, but the synergetics of the sub-systems is as pitiable as imbalanced. In the end, against the synergetic current situation of countryside tourism development in Chengdu, this thesis provides policy advices for the government.