Sign contracts in strict accordance with documents to reduce risks. 20 construction companies were finalized and the general contractor was identified.2) Inspect the quality planning of construction units, architectural and organizational design units to ensure construction integrity and efficiency;3. Undertake the joint inspection of engineering drawings and technical construction scheme design, coordinate scientific and technical design and design with the construction unit, and supervise the construction unit to formulate relevant specifications and drawings;4. The management of raw materials should be strict, and materials without inspection or quality certificates cannot be used.5. Strengthen the management and control of subcontracting enterprises.6. Urge all construction units to submit technical documents related to various architectural design principles and design standards to improve safety awareness