An aerial drone photo taken on July 5, 2026 shows a view of the Qilian Mountains in Sunan Yugur Autonomous County of Zhangye, northwest China's Gansu Province. (Xinhua/Lang Bingbing)

An aerial drone photo taken on July 5, 2026 shows a herd of sheep grazing on a grassland at the northern foothills of the Qilian Mountains in Sunan Yugur Autonomous County of Zhangye, northwest China's Gansu Province. (Xinhua/Lang Bingbing)

An aerial drone photo taken on July 5, 2026 shows a grassland at the northern foothills of the Qilian Mountains in Sunan Yugur Autonomous County of Zhangye, northwest China's Gansu Province. (Xinhua/Lang Bingbing)

An aerial drone photo taken on July 5, 2026 shows a grassland at the northern foothills of the Qilian Mountains in Sunan Yugur Autonomous County of Zhangye, northwest China's Gansu Province. (Xinhua/Lang Bingbing)

An aerial drone photo taken on July 5, 2026 shows a view of the Qilian Mountains in Sunan Yugur Autonomous County of Zhangye, northwest China's Gansu Province. (Xinhua/Lang Bingbing)

A horse grazes on a grassland at the northern foothills of the Qilian Mountains in Sunan Yugur Autonomous County of Zhangye, northwest China's Gansu Province, July 5, 2026. (Xinhua/Lang Bingbing)

Horses graze on a grassland at the northern foothills of the Qilian Mountains in Sunan Yugur Autonomous County of Zhangye, northwest China's Gansu Province, July 5, 2026. (Xinhua/Lang Bingbing)