Aerial view of highway in Batang, Sichuan

Aerial photo taken on Oct. 22, 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. 24, 2021 shows a road in Baiyu County, Tibetan Autonomous Prefecture of Garze, southwest China's Sichuan Province. (Xinhua/Wang Xi)

Aerial photo taken on Oct. 19, 2021 shows the winding road in Yajiang County, Tibetan Autonomous Prefecture of Garze, southwest China's Sichuan Province. (Xinhua/Liu Kun)

Aerial photo taken on Oct. 22, 2021 shows the winding road in Derong County, Tibetan Autonomous Prefecture of Garze, southwest China's Sichuan Province. (Xinhua/Liu Kun)

Aerial photo taken on Oct. 19, 2021 shows the winding road in Yajiang County, Tibetan Autonomous Prefecture of Garze, southwest China's Sichuan Province. (Xinhua/Wang Xi)

Aerial photo taken on Oct. 24, 2021 shows a 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)

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)