Aerial photo taken in August 2021 shows a winding road on a mountain at about 5,000 meters above sea level before entering Yumai Township in Shannan, southwest China's Tibet Autonomous Region. (Photo: China News Service/Jiang Feibo)

Aerial photo taken in August 2021 shows a winding road in Yumai Township in Shannan, southwest China's Tibet Autonomous Region. (Photo: China News Service/Jiang Feibo)

Photo taken in August 2021 shows the beautiful scenery along the road to Yumai Township in Shannan, southwest China's Tibet Autonomous Region. (Photo: China News Service/Jiang Feibo)

Photo taken in August 2021 shows the charming scenery of Yumai Township in Shannan, southwest China's Tibet Autonomous Region, in late summer. (Photo: China News Service/Jiang Feibo)

Photo taken in August 2021 shows the charming scenery of Yumai Township in Shannan, southwest China's Tibet Autonomous Region, in late summer. (Photo: China News Service/Jiang Feibo)

Photo taken in August 2021 shows the beautiful scenery along the road to Yumai Township in Shannan, southwest China's Tibet Autonomous Region. (Photo: China News Service/Jiang Feibo)

Photo taken in August 2021 shows the charming scenery of Yumai Township in Shannan, southwest China's Tibet Autonomous Region, in late summer. (Photo: China News Service/Jiang Feibo)

Villagers gather to dance "Guozhuang", a traditional Tibetan bonfire dance, in Yumai Township in Shannan, southwest China's Tibet Autonomous Region, at dusk. (Photo: China News Service/Jiang Feibo)

Photo taken in August 2021 shows the charming scenery of Yumai Township in Shannan, southwest China's Tibet Autonomous Region, in late summer. (Photo: China News Service/Jiang Feibo)