cloudkit数据不会出现在submited app iOS 8.1中

Here's the deal. My app is using Defualt Public CloudKit container to provide some images. The app works well on my iPhone and different simulators on iOS 8.0. I submited my app and it's on app store now but the Cloudkit functionality does not work on the app downloaded from app store.Here's the deal. My app is using Defualt Public