1. Resume: including personal basic information, education, work experience, skills and specialties, etc.

2. Academic certificate and vocational qualification certificate: it proves the applicant's academic qualification and vocational qualification.

3. Letter of recommendation: the former employer or professor's evaluation of the applicant's ability.

4. Proof of portfolio or project experience: show the professional skills and experience of the applicant.

5. Other supporting materials: such as language proficiency certificate and award-winning certificate.

It should be noted that the contents of the attachment should match the position and company requirements of the cover letter, highlight their own advantages and specialties, and let the recruiter pay more attention to and recognize the ability and value of the applicant. At the same time, the layout and format of attachments should be neat and standardized, which is convenient for recruiters to review and evaluate.