According to Sina's query, as long as you pay once, you can get a one-month use period. During this period, you can use the courses and other services of Yizhi Classroom indefinitely. But after a period of time, if you don't renew the fee, it will lead to the overdue failure of the purchased page.

Yizhi classroom is a live teaching platform built by Juhao Technology for teaching and training institutions, schools, KOL and MCN. Based on the self-developed audio-visual system, Yizhi classroom can realize high-definition, ultra-low delay real-time live teaching.