There is no public time. In Hengyang's "14th Five-Year Plan" traffic development plan, Nanyue Airport reconstruction and expansion project and traffic network planning are mentioned, so it is impossible to determine the specific publicity time to be determined. The reconstruction and expansion project of Nanyue Airport includes: the runway extends 600 meters to the south, reaching 3,200 meters, 3,200 meters of unblocked roads are added, 6 general aviation seats are added, 4 cargo spaces are available, 15, a two-story 27,000-square-meter terminal is built, and a 4,000-square-meter freight station is expanded.