Both Gaotu and Youdao are well-known online education platforms, which provide course guidance in senior high school. Many students and parents spoke highly of Takashima's curriculum quality, teaching staff and service attitude. The course content of Gaotu is comprehensive and rich, the teachers are strong, the teaching methods are flexible and diverse, and the teaching effect is remarkable. There are many excellent teachers in Gaotu class, and the teaching quality and teaching methods have been widely recognized by students.