In accordance with the provisions of the Contract for Entrusted Supervision of Construction Projects, the Project Supervision Department is responsible for the construction supervision of the construction phase of the project. It can be summarized as: implementing the three major controls of investment, quality and progress, contract management and information management, and organization and coordination, that is, coordinating the contractual relationship between the construction unit and the design unit, construction contractors, and material suppliers, as well as the work relationship between construction contractors