Directional traffic can only be used in the APP specified in the package. If you want to use it casually, you can try cloud traffic. Hecaiyun is a personal network disk owned by China Mobile, which provides safe, convenient and efficient personal cloud storage services for all users. Users can safely store photos, videos and various documents, and can easily synchronize, browse online and share with friends between mobile phones and computers.

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1. At present, users can get 16GB of network disk space when they register for the first time, and they can get T-class space for free through a series of official activities. Relying on the resource advantages of operators, it can provide users with the fastest upload and download experience in the industry. Hecaiyun is a personal network disk owned by China Mobile, which provides safe, convenient and efficient personal cloud storage services for all users. At present, there are web version, Windows client, Android mobile client, iPhone version, iPad version, WinPhone version and so on.

2. Users can safely store photos, videos and other life bits and various documents, and can easily synchronize, browse online and share with friends between mobile phones and computers. Cai Yun provides all users with carrier-level security protection, including free login reminder and file encryption, which fully guarantees the security of users' digital assets. Users can get 16GB disk space when they register for the first time, and T-level space can be upgraded for free through official series of activities.