Aerial photo taken on Oct. 23, 2021 shows the scenery of a snow-covered mountain in Batang County, Tibetan Autonomous Prefecture of Garze, southwest China's Sichuan Province. (Xinhua/Liu Kun)

Aerial photo taken on Oct. 23, 2021 shows the scenery of a snow-covered mountain in Batang County, Tibetan Autonomous Prefecture of Garze, southwest China's Sichuan Province. (Xinhua/Liu Kun)

Aerial photo taken on Oct. 23, 2021 shows the scenery of a snow-covered mountain in Batang County, Tibetan Autonomous Prefecture of Garze, southwest China's Sichuan Province. (Xinhua/Liu Kun)

Aerial photo taken on Oct. 23, 2021 shows the winding road in Batang County, Tibetan Autonomous Prefecture of Garze, southwest China's Sichuan Province. (Xinhua/Liu Kun)

Aerial photo taken on Oct. 23, 2021 shows the winding road in Batang County, Tibetan Autonomous Prefecture of Garze, southwest China's Sichuan Province. (Xinhua/Xu Bingjie)

Aerial photo taken on Oct. 23, 2021 shows the scenery of a snow-covered mountain in Batang County, Tibetan Autonomous Prefecture of Garze, southwest China's Sichuan Province. (Xinhua/Liu Kun)

Aerial panoramic photo taken on Oct. 23, 2021 shows the winding road in Batang County, Tibetan Autonomous Prefecture of Garze, southwest China's Sichuan Province. (Xinhua/Xu Bingjie)

Aerial photo taken on Oct. 23, 2021 shows the winding road in Batang County, Tibetan Autonomous Prefecture of Garze, southwest China's Sichuan Province. (Xinhua/Xu Bingjie)