Aerial photo taken on Dec. 1, 2020 shows people having fun at Wuyishan National Park, southeast China's Fujian Province. Wuyishan National Park is one of the country's 10 pilot national parks, with 210.7 square kilometers primary forest vegetation preserved here. (Xinhua/Jiang Kehong)

Aerial photo taken on Dec. 1, 2020 shows vehicles running in forests at Wuyishan National Park, southeast China's Fujian Province. Wuyishan National Park is one of the country's 10 pilot national parks, with 210.7 square kilometers primary forest vegetation preserved here. (Xinhua/Jiang Kehong)

Aerial photo taken on Dec. 1, 2020 shows a cloud scenery at Wuyishan National Park, southeast China's Fujian Province. Wuyishan National Park is one of the country's 10 pilot national parks, with 210.7 square kilometers primary forest vegetation preserved here. (Xinhua/Jiang Kehong)

Aerial photo taken on Dec. 1, 2020 shows a cloud scenery at Wuyishan National Park, southeast China's Fujian Province. Wuyishan National Park is one of the country's 10 pilot national parks, with 210.7 square kilometers primary forest vegetation preserved here. (Xinhua/Jiang Kehong)

Aerial photo taken on Dec. 1, 2020 shows a cloud scenery at Wuyishan National Park, southeast China's Fujian Province. Wuyishan National Park is one of the country's 10 pilot national parks, with 210.7 square kilometers primary forest vegetation preserved here. (Xinhua/Jiang Kehong)

Aerial photo taken on Dec. 1, 2020 shows a cloud scenery at Wuyishan National Park, southeast China's Fujian Province. Wuyishan National Park is one of the country's 10 pilot national parks, with 210.7 square kilometers primary forest vegetation preserved here. (Xinhua/Jiang Kehong)