It should be noted that you must make relevant preparations before contacting your tutor. Not only should you prepare relevant materials yourself, such as resumes, academic papers, undergraduate grades, etc. But you should also know the target tutor in advance, such as the tutor's word of mouth, scientific research ability and project situation. , may be just a general introduction on official website. If you want to be more detailed, you can also consult your brothers and sisters who are studying for one or two years and your close teachers.
Generally speaking, tutors can be divided into two categories. One kind is the old professors with high reputation, most of whom have scientific research projects or achievements in one aspect. Choosing this kind of tutor can undoubtedly grow rapidly on the academic road, but we should also know that the competition in choosing them is fierce, and we should do what we can according to our own situation.