An aerial drone photo taken on Aug. 20, 2026 shows the Jianmen Pass shrouded in clouds and mist in Jian'ge County, Guangyuan City of southwest China's Sichuan Province. (Xinhua/Jiang Hongjing)

A drone photo taken on Aug. 20, 2026 shows mountains shrouded in clouds and mist in Jian'ge County, Guangyuan City of southwest China's Sichuan Province. (Xinhua/Jiang Hongjing)

An aerial drone photo taken on Aug. 20, 2026 shows the Jianmen Pass shrouded in clouds and mist in Jian'ge County, Guangyuan City of southwest China's Sichuan Province. (Xinhua/Jiang Hongjing)

A drone photo taken on Aug. 20, 2026 shows a view of Dajian Mountain at sunrise in Jian'ge County, Guangyuan City of southwest China's Sichuan Province. (Xinhua/Jiang Hongjing)

A drone photo taken on Aug. 20, 2026 shows a view of Xiaojian Mountain at sunrise in Jian'ge County, Guangyuan City of southwest China's Sichuan Province. (Xinhua/Jiang Hongjing)