An aerial drone photo taken on July 18, 2026 shows rapeseed flower fields in Menyuan Hui Autonomous County of Haibei Tibetan Autonomous Prefecture, northwest China's Qinghai Province. (Xinhua/Zhang Long)

An aerial drone photo taken on July 18, 2026 shows rapeseed flower fields in Menyuan Hui Autonomous County of Haibei Tibetan Autonomous Prefecture, northwest China's Qinghai Province. (Xinhua/Zhang Long)

An aerial drone photo taken on July 17, 2026 shows rapeseed flower fields in Menyuan Hui Autonomous County of Haibei Tibetan Autonomous Prefecture, northwest China's Qinghai Province. (Xinhua/Zhang Long)

An aerial drone photo taken on July 17, 2026 shows rapeseed flower fields in Menyuan Hui Autonomous County of Haibei Tibetan Autonomous Prefecture, northwest China's Qinghai Province. (Xinhua/Zhang Long)

An aerial drone photo taken on July 12, 2026 shows a view of the Ngoring Lake in Golog Tibetan Autonomous Prefecture of northwest China's Qinghai Province. (Xinhua/Zhang Long)

An aerial drone photo taken on July 12, 2026 shows a view of the Ngoring Lake in Golog Tibetan Autonomous Prefecture of northwest China's Qinghai Province. (Xinhua/Zhang Long)

An aerial drone photo taken on July 12, 2026 shows a flock of waterbirds swimming in the Ngoring Lake in Golog Tibetan Autonomous Prefecture of northwest China's Qinghai Province. (Xinhua/Zhang Long)