Aerial photo taken on Aug. 15, 2019 shows tourists visiting Taohuatan scenic area in Jingxian County of Xuancheng, east China's Anhui Province. (Photo: Xinhua)

Aerial photo taken on Aug. 15, 2019 shows the scenery of Taohuatan scenic area in Jingxian County of Xuancheng, east China's Anhui Province. (Photo: Xinhua)

Aerial photo taken on Aug. 15, 2019 shows the scenery of Taohuatan scenic area in Jingxian County of Xuancheng, east China's Anhui Province.(Photo: Xinhua)

Aerial photo taken on Aug. 15, 2019 shows a view of Huaixian Pavilion in Taohuatan scenic area, Jingxian County of Xuancheng, east China's Anhui Province.(Photo: Xinhua)

Aerial photo taken on Aug. 15, 2019 shows the scenery of Taohuatan scenic area in Jingxian County of Xuancheng, east China's Anhui Province. (Photo: Xinhua)

Aerial photo taken on Aug. 15, 2019 shows the scenery of Taohuatan scenic area in Jingxian County of Xuancheng, east China's Anhui Province. (Photo: Xinhua)

Aerial photo taken on Aug. 15, 2019 shows the scenery of Taohuatan scenic area in Jingxian County of Xuancheng, east China's Anhui Province. (Photo: Xinhua)

Aerial photo taken on Aug. 15, 2019 shows the scenery of Taohuatan scenic area in Jingxian County of Xuancheng, east China's Anhui Province. (Photo: Xinhua)

Aerial photo taken on Aug. 15, 2019 shows the scenery of Taohuatan scenic area in Jingxian County of Xuancheng, east China's Anhui Province. (Photo: Xinhua)