The core of the concept of construction project supervision is that construction project supervision is a project construction management system with China characteristics. On behalf of the construction unit, the engineering supervision unit should control the quality, progress and cost of the construction project, manage the contract and information, coordinate the relationship between the relevant parties in the project construction according to the contract documents such as laws and regulations, engineering construction standards, survey and design documents, and construction project supervision contracts, that is, "three controls, two pipes and one coordination", and at the same time perform the safety production management of the construction project according to the Regulations on the Administration of Safety Production in Construction Projects and other laws and policies.
GB/T 503 19-20 13 "Code for Construction Engineering Supervision" has clear provisions.