What's the weather forecast in Zhangjiakou?

The weather forecast of Zhangjiakou is downloaded in app store, and the steps are as follows:

1. Open the APPstore that comes with your phone.

2. Search the weather forecast in the search box above the app store.

3. There are many weather forecast apps.

4. Download a weather forecast application according to your preference.

5. Open the application and set the location to Zhangjiakou.