Photo taken on July 10, 2019 shows flowers in the mountainous area of Amne Machin peak in Maqen County of the Tibetan Autonomous Prefecture of Golog, northwest China's Qinghai Province. (Xinhua/Liu Jinhai)

Photo taken on July 10, 2019 shows the scenery at Amne Machin peak in Maqen County of the Tibetan Autonomous Prefecture of Golog, northwest China's Qinghai Province. (Xinhua/Fei Maohua)

Photo taken on July 10, 2019 shows the scenery at Amne Machin peak in Maqen County of the Tibetan Autonomous Prefecture of Golog, northwest China's Qinghai Province. (Xinhua/Fei Maohua)

Photo taken on July 10, 2019 shows the scenery at Amne Machin peak in Maqen County of the Tibetan Autonomous Prefecture of Golog, northwest China's Qinghai Province. (Xinhua/Liu Jinhai)