By combining a third-party video-conference system, AClass ONE Mobile, and HiTeach, a live-streaming distance interacting classroom is formed, lettingBy combining a third-party video-conference system, AClass ONE Mobile, and HiTeach, a live-streaming distance interacting classroom is formed, lettingBy combining a third-party video-conference system, AClass ONE Mobile, and HiTeach, a live-streaming distance interacting classroom is formed, letting