China's National Development and Reform Commission (NDRC) has approved the feasibility studies of two airports, located in the Guizhou and Hainan provinces.
The Tongren Fenghuang airport in Guizhou province will have a refurbished terminal, additional support facilities, and have its runway extended to 2,600m (8,530ft) and covered in asphalt, says the Civil Aviation Administration of China (CAAC).
This will allow the airport to accommodate up to 800,000 passengers annually by 2020.
The Qionghai Bo'ao airport in Hainan provice, meanwhile, will be constructed and have the capacity to handle 480,000 passengers annually by 2020. A 2,600m runway will also be built at the airport.
Wuzhou airport has also passed an inspection by the CAAC, following the completion of a new 2,250m² (24,200ft²) terminal and upgrading works an existing terminal. Wuzhou is located in the southern Guangxi Zhuang autonomous region.
In addition, the country's state council and central military commission has approved the relocation of Ankang airport, located in Shaanxi province.
A new airport will be built with an annual handling capacity of 300,000 passengers by 2020. A 5,500m² terminal, and a 2,600m runway will also be built.
The total investment of the Ankang project is valued at CNY1.43 billion ($230 million), with the NRDC, CAAC and Shaanxi provincial government to finance the construction of the airport, adds CAAC.
CAAC did not state when construction would be started on the Tongren, Qionghai and Ankang airports.