Each remedial class is in a different place and the teachers are different, so there is no saying which is the first and which is the best for you.
Since ancient times, students who take the postgraduate entrance examination have been unconsciously divided into two factions. The first faction? I search courses and materials online, and the whole preparation process is spent in the library or study room. Another kind of students choose to give up their initiative in learning and spend money on postgraduate courses offered by some professional counseling institutions. Although the two students chose completely different methods, the result was the same. There is no difference between the two methods.
However, many students do not use their spare time at all except attending postgraduate training courses, and only expect the training courses to bring themselves into the palace of postgraduate students. This idea is really wrong and naive. As I mentioned above, it is not an undesirable thing to enroll in a training class, and its advantages are obvious.
The training mode of these postgraduate institutions is quite mature. Basically, you will have a plan for most of the problems you may encounter on the way to the postgraduate entrance examination, because the candidates in the past have also encountered these difficulties.
Whether it's professional teachers and courses in relevant schools, seniors and sisters admitted in previous years, or all kinds of information and materials about postgraduate entrance examination, reliable training institutions will distribute them to you in time, so you don't need to worry about these things at all. It's convenient to bury your head in study.