Snow mountains are seen in Damxung County, southwest China`s Tibet Autonomous Region, March 1, 2020. (Xinhua/Chogo)

Snow scenery is seen in Damxung County, southwest China`s Tibet Autonomous Region, March 1, 2020. (Xinhua/Purbu Zhaxi)

Aerial photo taken on March 1, 2020 shows a man herding yaks on grassland in Damxung County, southwest China`s Tibet Autonomous Region. (Xinhua/Purbu Zhaxi)

Herders fetch water on the snow-covered grassland in Damxung County, southwest China`s Tibet Autonomous Region, March 1, 2020. (Xinhua/Purbu Zhaxi)

Snow scenery is seen in Damxung County, southwest China`s Tibet Autonomous Region, March 1, 2020. (Xinhua/Chogo)