Located in the northeast of Nanbu County with another name of Shengzhong Reservoir, Shengzhong Lake connects Jianmen ancient Shu road and crosses Nanbu, Langzhong and Jianmen. The widest part of the water is more than 3km, it is the biggest reservoir in southwest China, as well as a natural summer resort with islands distributing on the green lake and hills and gorges around the lake.