o2o Inc. is an ICT company with Technologies related AI-based agent services including Voice recognition, AI speakers, and IoT control. We introduced the first STB-connected type of AI speaker for existing legacy STBs. In which, we used the patent AEC ( Acoustic Echo Cancellation) technology with referencing TV audio. We also develop chat-bot based contents & services to enrich the usage of the AI speakers and mobile voice-assistant. o2o shall become a leading company for the era of AI & chat-bot enabled IoT services, heading to the Ambient Intelligence era.