This metro train mapphoto taken on Sept. 4, 2024 from the Mount Qomolangma base camp in Tingri County of Xigaze City in southwest China's Xizang Autonomous Region shows a view of Mount Qomolangma. (Xinhua/Sun Ruibo)

This photo taken on Sept. 4, 2024 from the Mount Qomolangma base camp in Tingri County of Xigaze City in southwest China's Xizang Autonomous Region shows a view of Mount Qomolangma. (Xinhua/Sun Ruibo)

This photo taken on Sept. 4, 2024 from the Mount Qomolangma base camp in Tingri County of Xigaze City in southwest China's Xizang Autonomous Region shows a view of Mount Qomolangma. (Xinhua/Sun Ruibo)

This photo taken on Sept. 4, 2024 from the Mount Qomolangma base camp in Tingri County of Xigaze City in southwest China's Xizang Autonomous Region shows a view of Mount Qomolangma. (Xinhua/Sun Ruibo)

Tourists enjoy the scenery of Mount Qomolangma at the Mount Qomolangma base camp in Tingri County of Xigaze City in southwest China's Xizang Autonomous Region, Sept. 4, 2024. (Xinhua/Sun Ruibo)

This photo taken on Sept. 4, 2024 from the Mount Qomolangma base camp in Tingri County of Xigaze City in southwest China's Xizang Autonomous Region shows a view of Mount Qomolangma. (Xinhua/Sun Ruibo)

Tourists enjoy the scenery of Mount Qomolangma at the Mount Qomolangma base camp in Tingri County of Xigaze City in southwest China's Xizang Autonomous Region, Sept. 4, 2024. (Xinhua/Sun Ruibo)

This photo taken on Sept. 4, 2024 from the Mount Qomolangma base camp in Tingri County of Xigaze City in southwest China's Xizang Autonomous Region shows a view of Mount Qomolangma. (Xinhua/Sun Ruibo)

This photo taken on Sept. 4, 2024 from the Mount Qomolangma base camp in Tingri County of Xigaze City in southwest China's Xizang Autonomous Region shows a view of Mount Qomolangma at sunset. (Xinhua/Sun Ruibo)

This photo taken on Sept. 5, 2024 from Zhaxizom Township in Tingri County of Xigaze City in southwest China's Xizang Autonomous Region shows a view of Mount Qomolangma. (Xinhua/Sun Ruibo)