Aerial photo taken on April 14, 2019 shows rose fields at the Puzhehei national wetland park in Qiubei County, southwest China's Yunnan Province. The park has more than 80 hectares of fields of roses, which attract visitors from April to October each year. (Xinhua/Pu Chao)

Visitors takes photos of roses at the Puzhehei national wetland park in Qiubei County, southwest China's Yunnan Province, April 14, 2019. The park has more than 80 hectares of fields of roses, which attract visitors from April to October each year. (Xinhua/Pu Chao)

Girls have fun in rose fields at the Puzhehei national wetland park in Qiubei County, southwest China's Yunnan Province, April 14, 2019. The park has more than 80 hectares of fields of roses, which attract visitors from April to October each year. (Xinhua/Pu Chao)