1. Legal license:
Business license: Subcontractors need to provide legal and valid business licenses to prove their legal business qualifications.
Tax registration certificate: taxpayer identification number and other tax-related documents.
Organization code certificate: it proves the organization code of the enterprise.
Safety production license: Safety production license is required if it is related to the construction industry.
2. Contract documents:
Subcontract: the formal contract documents signed by the subcontractor and the general contractor, including the details of the project, bill of quantities, schedule, etc.
Confidentiality agreement: if the project involves trade secrets or patented technology, it is necessary to sign the corresponding confidentiality agreement.
3. Qualification certificates and materials:
Enterprise qualification certificate: including general contracting qualification certificate and professional contracting qualification certificate, which proves that subcontractors are qualified to engage in engineering construction in related fields.
Quality management system certification: such as ISO900 1 quality management system certification, it proves that the enterprise has a certain quality management system.
Safety production standardization certificate: if yes, it proves that the enterprise meets the safety production standards.
4. Construction preparation materials:
Construction organization design scheme: including construction scheme, safety production scheme, construction process flow, etc. , it needs to be submitted for approval in advance.
List of construction personnel: including the list of management personnel and construction technicians at the construction site, with copies of ID cards and qualification certificates of relevant personnel attached.
List of construction machinery and equipment: including the list of various construction machinery and equipment used by subcontractors.
List of construction materials: including the list of various construction materials used by subcontractors.
5. Safety production documents:
Construction safety production plan: including safety management measures and emergency plans during construction.
Safety production education and training certificate: it proves that the subcontractor's construction personnel have received the necessary safety production education and training.
Design drawings of safety facilities on the construction site: including design drawings of safety passages and warning signs on the construction site.