In 2022, Nan 'an Reservoir in Yongjia County started construction. According to official website of Yongjia People's Government, Nan 'an Reservoir Project in this county was successfully approved in June 2022, and the next step will be reported to the National Development and Reform Commission and the Ministry of Water Resources. It is estimated that construction can start in 2022, and the specific construction time will be subject to the official announcement.