Usage for hash tag: Packageforstudentsandstudents

...calls, and 2.3GB of high-speed data.** **How to register?** Very simple, just send a message with the following content: ``` CB3 ``` to 999. **For more information, please visit:** [MobiFone's CB3 package](https://www.mobifone.com.vn/cb3) **#MobiFone #CB3 #Packageforstudentsandstudents**