Chengda ... Chengda is a national university, so the tuition is cheaper = students go there = high scores = good students (referring to grades)

As an old private school in Taiwan Province Province, Duff is a Catholic university, good at foreign languages ... ranking high among private schools ... and both of them are in the liberal arts group.

Actually, if you only look at China, Duff is no worse than Zheng Da ... but the tuition. ........