Four characteristics of Sugram:
1. Easy Chat: provide text, voice, pictures, video, business cards, and location chat.
2. Security encryption: five-layers end-to-end encryption, algorithm security, and security.
3. Protection of privacy: Messages will not be stored in the cloud; Global deployment guarantees the speed of access.
4. Clean and Intuitive user experience: focus on instant messaging, providing core functions including voice calls.