Based on the analysis of the actual environmental state and causes of the pollution of Meiliang Bay and Wuli Lake in Lake Taihu, this paper proposes several control measures to improve water ambient quality of Lake Taihu area, which are ecological mud removal, give-back fishing to lake, dynamic water exchange, ecological restoration and retaining wall repair.Moreover, it analyzes and predicts the effect on water ambient quality of the application of these engineering projects.So, this paper explores the integral control measures of Wuli Lake and Meiliang Bay in order to meet the needs for the control of whole Lake Taihu and other lakes with some scientific support.