Maojun reservoir project, with a total investment of 2.789 billion RMB, includes two major projects: the water control project and the irrigation project. The water control project is a large reservoir with comprehensive utilization of irrigation, water supply and power generation. Its normal water level is 324.5m, the designed flood level is 324.91m and the verified flood level is 343.93m. The reservoir has a total storage capacity of 116.5 million m3 and the usable storage is 92 million m3.