1. According to the inquiry, Kaoyi Training is a professional organization engaged in training business. The institution specially invites famous experts and professors who are familiar with the direction of the proposition to give careful guidance.

2. Provide 24-hour online Q&A, audio, narrow-band video and broadband video lectures. Online tutoring is mainly presented in the form of audio and video. Users can choose the course playing form independently according to their own broadband situation, and they can choose at any time.

3. Online tutoring will play video and audio with synchronous text, which will help students learn more intuitively.