Doctorate students needed to have a certain academic quality and research ability, as well as perseverance and the ability to think independently. Generally speaking, people who were suitable for a PhD should have the following conditions: 1. Passionate about academic research: PhD students need to invest a lot of time and energy in research, so people who are passionate about academic research can better adapt to this process. 2. Ability to think independently: PhD research is a job that requires independent thinking and decision-making. Therefore, applicants need to have strong independent thinking and problem solving skills. 3. Possess research ability: The main task of PhD research is to think independently and carry out independent research work. Therefore, applicants need to have strong research ability and practical ability. 4. Perseverance: There may be various difficulties and challenges in the process of PhD research. Therefore, applicants need to have perseverance and the spirit of continuous improvement. 5. Teamwork spirit: PhD research usually requires the cooperation and cooperation of many people. Therefore, applicants need to have good teamwork spirit and communication skills. In short, a PhD student needs to have many abilities and qualities. The applicants need to choose a suitable learning method according to their own situation and goals.