![](http://www.ecns.cn/hd/2021/08/23/30cf4fd74ffb445aa6111c624a883c42.jpg)
Children chase and play on the lawn at Jinhai Lake scenic spot, Pinggu district, Beijing, China, August 21, 2021. (Photo: China News Service/ Hou Yu)
![](http://www.ecns.cn/hd/2021/08/23/207580a5761448ecaef00588132f0cbb.jpg)
People set up tents at the campground by Jinhai Lake, a scenic spot at the Pinggu district, Beijing, China, August 21, 2021. It has turned cool as autumn falls. (Photo: China News Service/ Hou Yu)
![](http://www.ecns.cn/hd/2021/08/23/7a22e875077841059e18bae911c560af.jpg)
People set up tents at the campground by Jinhai Lake, a scenic spot at the Pinggu district, Beijing, China, August 21, 2021. It has turned cool as autumn falls. (Photo: China News Service/ Hou Yu)
![](http://www.ecns.cn/hd/2021/08/23/7177e8b0b9ff4deeb1a6183fc5fc5e7b.jpg)
People set up tents at the campground by Jinhai Lake, a scenic spot at the Pinggu district, Beijing, China, August 21, 2021. It has turned cool as autumn falls. (Photo: China News Service/ Hou Yu)