Aerial photo taken on Oct. 24, 2019 shows a curve of the Yarlung Zangbo River in Medog County, Nyingchi City of southwest China's Tibet Autonomous Region. Medog, meaning "Secret Lotus" , is located in Nyingchi of southeast Tibet. Being on the lower reaches of the Yarlung Zangbo River and the south of the Himalayas, Medog County boasts amazing natural landscapes due to its unique geographical position. (Xinhua/Tian Jinwen)

Aerial photo taken on Oct. 26, 2019 shows a view of Medog County, Nyingchi City of southwest China's Tibet Autonomous Region. Medog, meaning "Secret Lotus" , is located in Nyingchi of southeast Tibet. Being on the lower reaches of the Yarlung Zangbo River and the south of the Himalayas, Medog County boasts amazing natural landscapes due to its unique geographical position. (Xinhua/Sun Fei)

Aerial photo taken on Oct. 4, 2019 shows a view of Medog County, Nyingchi City of southwest China's Tibet Autonomous Region. Medog, meaning "Secret Lotus" , is located in Nyingchi of southeast Tibet. Being on the lower reaches of the Yarlung Zangbo River and the south of the Himalayas, Medog County boasts amazing natural landscapes due to its unique geographical position. (Photo by Chen Shaohua/Xinhua)

Aerial photo taken on Oct. 23, 2019 shows a view of a tea plantation in Medog County, Nyingchi City of southwest China's Tibet Autonomous Region. Medog, meaning "Secret Lotus" , is located in Nyingchi of southeast Tibet. Being on the lower reaches of the Yarlung Zangbo River and the south of the Himalayas, Medog County boasts amazing natural landscapes due to its unique geographical position. (Xinhua/Sun Fei)

Aerial photo taken on Oct. 24, 2019 shows a curve of the Yarlung Zangbo River in Medog County, Nyingchi City of southwest China's Tibet Autonomous Region. Medog, meaning "Secret Lotus" , is located in Nyingchi of southeast Tibet. Being on the lower reaches of the Yarlung Zangbo River and the south of the Himalayas, Medog County boasts amazing natural landscapes due to its unique geographical position. (Xinhua/Sun Fei)

Aerial photo taken on Oct. 4, 2019 shows a curve of the Yarlung Zangbo River in Medog County, Nyingchi City of southwest China's Tibet Autonomous Region. Medog, meaning "Secret Lotus" , is located in Nyingchi of southeast Tibet. Being on the lower reaches of the Yarlung Zangbo River and the south of the Himalayas, Medog County boasts amazing natural landscapes due to its unique geographical position. (Photo by Chen Shaohua/Xinhua)

Aerial photo taken on Oct. 26, 2019 shows a view of farmlands in Medog County, Nyingchi City of southwest China's Tibet Autonomous Region. Medog, meaning "Secret Lotus" , is located in Nyingchi of southeast Tibet. Being on the lower reaches of the Yarlung Zangbo River and the south of the Himalayas, Medog County boasts amazing natural landscapes due to its unique geographical position. (Xinhua/Sun Fei)

Photo taken on Oct. 26, 2019 shows a sea of clouds above Medog County, Nyingchi City of southwest China's Tibet Autonomous Region. Medog, meaning "Secret Lotus" , is located in Nyingchi of southeast Tibet. Being on the lower reaches of the Yarlung Zangbo River and the south of the Himalayas, Medog County boasts amazing natural landscapes due to its unique geographical position. (Xinhua/Tian Jinwen)

Photo taken on Oct. 24, 2019 shows a curve of the Yarlung Zangbo River in Medog County, Nyingchi City of southwest China's Tibet Autonomous Region. Medog, meaning "Secret Lotus" , is located in Nyingchi of southeast Tibet. Being on the lower reaches of the Yarlung Zangbo River and the south of the Himalayas, Medog County boasts amazing natural landscapes due to its unique geographical position. (Xinhua/Sun Fei)

Aerial photo taken on Oct. 26, 2019 shows a view of farmlands in Medog County, Nyingchi City of southwest China's Tibet Autonomous Region. Medog, meaning "Secret Lotus" , is located in Nyingchi of southeast Tibet. Being on the lower reaches of the Yarlung Zangbo River and the south of the Himalayas, Medog County boasts amazing natural landscapes due to its unique geographical position. (Xinhua/Sun Fei)