Aerial photo taken on April 20, 2020 shows the scenery of the ancient town of Dongxi, Qijiang District of southwest China's Chongqing Municipality. Dongxi ancient town, which has a history of some 1,300 years, is famous for its unique scenery with waters and hills. Photo:Xinhua

Photo taken on April 20, 2020 shows the scenery of the ancient town of Dongxi, Qijiang District of southwest China's Chongqing Municipality. Dongxi ancient town, which has a history of some 1,300 years, is famous for its unique scenery with waters and hills.Photo:Xinhua

Aerial photo taken on April 20, 2020 shows the scenery of the ancient town of Dongxi, Qijiang District of southwest China's Chongqing Municipality. Dongxi ancient town, which has a history of some 1,300 years, is famous for its unique scenery with waters and hills.Photo:Xinhua

Photo taken on April 20, 2020 shows the scenery of the ancient town of Dongxi, Qijiang District of southwest China's Chongqing Municipality. Dongxi ancient town, which has a history of some 1,300 years, is famous for its unique scenery with waters and hills.Photo:Xinhua