Aerial photo taken on July 18, 2017 shows a scene of Arxan City, north China's Inner Mongolia Autonomous Region. The vegetation coverage of the city is over 80 percent and the forest coverage reached 63 percent. The permanent resident population of the summer resort city is over 60,000. It is famous for its volcanic relic, grassland, forest, volcanic lake and folk culture. (Xinhua/Lian Zhen)