The main objective of this project is establishing Two Layer Encryption (TLE) and Virtual Private Database (VPD) for a invulnerable data storage system that allow multiple functions when the storage system is distributed and has no central authority.

基于语音识别的智能家居控制，蛀牙功能是用respeaker平台进行说话人语音的翻译。(Based on the intelligent home control of speech recognition, the function of tooth decay is to use the respeaker platform to translate the speaker's voice.)