As long as the proposed project manager certificate, the proposed technical director certificate and the proposed five-person certificate are issued. Increase company qualification, business license, tax registration certificate, organization code and safety production license. For some projects, two personnel certificates are required, one is the best candidate and the other is the backup candidate. Pre-qualification mainly includes: production and operation status, production capacity, financial status, relevant experience, company qualification (whether there is corresponding qualification, whether there is confiscation or revocation of certificate), personnel qualification, etc. However, the prequalification documents should be compiled according to the prequalification documents and meet the requirements of the prequalification documents. You must provide what you want to provide.