1. Harvard University is located in Cambridge, Massachusetts, USA. He is a world-renowned private research university and a member of an Ivy League school.

2. Stanford University, the full name of Leland Stanford Junior, or translated into Stanford University, is usually directly called Stanford University. Located in Stanford, California, USA, it is a world-renowned private research university.

Oxford University, referred to as "Oxford", is located in Oxford, England. It is a world-class federalism research institute university. Also known as Niu Jian with Cambridge University, it belongs to "G5 Super Elite University" with Cambridge University, University College London, Imperial College London and London School of Economics.

4. Cambridge University. Cambridge University, a research-oriented college in Cambridge, England, is one of the world-famous research universities. Cambridge University is the second oldest university in the English-speaking world, the second university established in the English-speaking world and the fourth oldest university in the world.

5. Massachusetts Institute of Technology (MIT), located in Cambridge, Massachusetts (Greater Boston area), is a world-famous private research university and is known as "the most scientific university in the world".