You can always find some free videos on the website, covering postgraduate entrance examination experience, postgraduate entrance examination mathematics, postgraduate entrance examination English, postgraduate entrance examination politics and so on.

It can be said that BiLi is a magical website and a paradise for learners. Almost all the famous public course videos and a few professional course videos can be found here, and there is no advertisement, so you can speed up the broadcast without members. Just search for the names of teachers and institutions you need directly. Now, due to copyright reasons, there may not be as many resources as before, but you can still find a lot of useful information.