Participants fly a kite during a kite flying contest held in Baotou, north China's Inner Mongolia Autonomous Region, June 15, 2019. (Photo: Xinhua)

A participant flies a kite during a kite flying contest held in Baotou, north China's Inner Mongolia Autonomous Region, June 15, 2019. (Photo: Xinhua)

Photo taken on June 15, 2019 shows a kite flying contest held in Baotou, north China's Inner Mongolia Autonomous Region. (Photo: Xinhua)

Participants fly a kite during a kite flying contest held in Baotou, north China's Inner Mongolia Autonomous Region, June 15, 2019. (Photo: Xinhua)

Photo taken on June 15, 2019 shows a kite flying contest held in Baotou, north China's Inner Mongolia Autonomous Region. (Photo: Xinhua)