A worker loads containers at the port of Yangpu in south China's Hainan Province, April 8, 2020. (Xinhua/Pu Xiaoxu)

Photo taken on April 1, 2020 shows a view of Hainan Resort Software Community in Chengmai County, south China's Hainan Province. (Xinhua/Guo Cheng)

Aerial photo taken on April 4, 2020 shows the Atlantis resort in Sanya, south China's Hainan Province. (Xinhua/Zhang Liyun)

Aerial photo taken on April 4, 2020 shows the Sanya international duty-free shopping complex in Sanya, south China's Hainan Province. (Xinhua/Zhang Liyun)

Aerial photo taken on April 11, 2020 shows the expansion project of Haikou Meilan International Airport in Haikou, the capital city of south China's Hainan Province. (Xinhua/Guo Cheng)

Aerial photo taken on April 9, 2020 shows the construction site of Yazhou Bay Science and Technology City in Sanya, south China's Hainan Province. (Xinhua/Yang Guanyu)