Aerial photo taken on Nov. 18, 2020 shows vehicles running on a cloud shrouded highway in Hefeng County, Enshi Tujia and Miao Autonomous Prefecture, central China's Hubei Province. (Photo by Yang Shunpi/Xinhua)

Aerial photo taken on Nov. 18, 2020 shows vehicles running on a cloud shrouded highway in Hefeng County, Enshi Tujia and Miao Autonomous Prefecture, central China's Hubei Province. (Photo by Yang Shunpi/Xinhua)

Aerial photo taken on Nov. 18, 2020 shows a cloud shrouded highway in Hefeng County, Enshi Tujia and Miao Autonomous Prefecture, central China's Hubei Province. (Photo by Yang Shunpi/Xinhua)

Aerial photo taken on Nov. 18, 2020 shows vehicles running on a cloud shrouded highway in Hefeng County, Enshi Tujia and Miao Autonomous Prefecture, central China's Hubei Province. (Photo by Yang Shunpi/Xinhua)