Provide the theme summaries for the following conversation: 

#Person1#: Come in, please.
#Person2#: Good afternoon, Mrs. Smith.
#Person1#: Good afternoon. Have a seat, please. You are Mr. Sun?
#Person2#: Thank you. Yes, I am Dunlin.
#Person1#: I have read your resume. I know you have worked for 3 years. Why did you choose to major in mechanical engineering?
#Person2#: Many factors led me to major in mechanical engineering. The most important factor is I like tinkering with machines.
#Person1#: What are you primarily interested in about mechanical engineering?
#Person2#: I like designing products, and one of my designs received an award. Moreover, I am familiar with CAD. But I can do any mechanic well if I am employed.
#Person1#: Why did you decide to apply for this position?
#Person2#: Your company has a very good reputation, and I am very interested in the field your company is in.
#Person1#: What do you think determines an employee's progress in a company such as ours?
#Person2#: Interpersonal and technical skills.
#Person1#: We have several applicants for this position. Why do you think you are the person we should choose?
#Person2#: I have the abilities, qualities and experience that you requested in your job advert, for example I have three years experience in designing products and I got leadership experience while serving the college student union as president.
#Person1#: That sounds very good. How do you see your career development?
#Person2#: After a few years of gaining experience in the company and furthering my professional qualifications I'd like to put my experience and skills to use in management. I want to become a supervisor in your R & D department.
#Person1#: Have you anything to ask about the job?
#Person2#: Yes. Do you offer any opportunities for further study?
#Person1#: Yes. If you undertake additional courses, provided these are approved, and you complete them successfully, you can claim back part, quite a large part, 75 % of the costs you incurred. Not just the fees, - traveling and other expenses too.
#Person2#: That's fine.
#Person1#: Anything else?
#Person2#: No.
#Person1#: Well, thank you very much, Mr. Sun. I'll let you know the result of the interview as soon as possible. Goodbye.
#Person2#: Thank you, Mrs. Smith. I do hope the answer will be favorable. Goodbye.

Summary: 
Mrs. Smith's interviewing Mr. Sun. Mr. Sun tells her his interests in mechanical engineering, his reasons for applying for the position, and his strengths and experience. He hopes to become a supervisor in a few years. Mrs. Smith tells him the company offers opportunities for further study and he can claim back part if he completes the courses successfully.