What qualifications do bidders need for information hardware bidding?

Bidders must comply with the provisions of Article 22 of the Procurement Law of People's Republic of China (PRC); It must be an independent legal person registered by the administrative department for industry and commerce and the national tax and local tax departments (provide a copy of the business license and tax registration certificate, and affix the official seal of the unit); (4) Bidders must be qualified: computer information system integration level 1 or above (provide copies of supporting documents and affix the official seal of the unit); Bidders must have qualifications: ISO900 1 Quality Management System Certification (provide a copy of the certification document and affix the official seal of the unit); The bidder shall provide the original power of attorney of the original manufacturer of the main equipment such as mainframe, server, storage equipment, network switch and firewall for this project.