Aerial photo taken on July 8, 2020 shows the sunset scenery at the Puzhehei national wetland park in Qiubei County of southwest China's Yunnan Province.Photo:Xinhua

Aerial photo taken on July 10, 2020 shows visitors taking boat at the Puzhehei national wetland park in Qiubei County of southwest China's Yunnan Province.Photo:Xinhua

People take photos at the Puzhehei national wetland park in Qiubei County of southwest China's Yunnan Province, on July 10, 2020.Photo:Xinhua

A man takes photos at the Puzhehei national wetland park in Qiubei County of southwest China's Yunnan Province, on July 10, 2020.Photo:Xinhua

Aerial photo taken on July 8, 2020 shows the sunset scenery at the Puzhehei national wetland park in Qiubei County of southwest China's Yunnan Province.Photo:Xinhua

Visitors take boat at the Puzhehei national wetland park in Qiubei County of southwest China's Yunnan Province, on July 8, 2020. Photo:Xinhua