Aerial photo taken on April 18, 2018 shows Kanbula national park in Huangnan Tibetan Autonomous Prefecture, northwest China's Qinghai Province. (Xinhua/Zhang Hongxiang)
Aerial photo taken on April 18, 2018 shows Kanbula national park in Huangnan Tibetan Autonomous Prefecture, northwest China's Qinghai Province. (Xinhua/Zhang Hongxiang)