Photo taken by Zhaxi Cering on May 24, 2019 shows climbers scaling Mount Qomolangma in southwest China's Tibet Autonomous Region. (Photo/Xinhua)

Photo taken by Zhaxi Cering on May 8, 2008 shows a mountaineer holding the Olympic torch on Mount Qomolangma in southwest China's Tibet Autonomous Region. (Photo/Xinhua)

Photo taken on April 27, 2018 shows Zhaxi Cering taking pictures on Mount Qomolangma in southwest China's Tibet Autonomous Region. (Photo/Xinhua)

Photo taken by Zhaxi Cering on May 24, 2019 shows climbers scaling Mount Qomolangma in southwest China's Tibet Autonomous Region. (Photo/Xinhua)

Zhaxi Cering (1st R) introduces his pictures at his personal photography exhibition themed on Mount Qomolangma in Lhasa, capital of southwest China's Tibet Autonomous Region, July 12, 2019. (Photo/Xinhua)

Photo taken by Zhaxi Cering on April 24, 2019 shows climbers gathering on Mount Qomolangma in southwest China's Tibet Autonomous Region. (Photo/Xinhua)

Photo taken on Sept. 29, 2018 shows Zhaxi Cering on the summit of Mount Qomolangma in southwest China's Tibet Autonomous Region. (Photo/Xinhua)