Pretty sure this is not the rationale behind this move, because those are very small links, if parents don't have money for cram school, they won't pay for it.

Pretty sure this is not the rationale behind this move, because those are very small links, if parents don't have money for cram school, they won't pay for it. It's more because cram schools culture in China and East Asia is a toxic, vicious cycle preying on young kids in junior to senior school by overburdening them with work so they can have an edge over their peers in university application exams and then grabbing money from the parents.