That's true. It was the first time that some top foreign companies in Beijing and Shanghai only recruited these four companies, such as some investment banks. Then it spread, and many hr recognized it.

University of Science and Technology, Zhejiang University, Jiaotong University and Fudan University are all at the same level, but of course they are weaker than Tsinghua Peking University. Especially in terms of students going abroad, HKUST won Fudan Jiaotong University. But Fudan University is definitely better than HKUST and Zhejiang University in terms of employment.