1. If the director discovers that some drawings are improperly designed, he should notify the design department to make modifications and is not allowed to modify them himself; the assigned supervisor to review the points is correct; the subcontracting unit qualification application submitted by the general contractor should be reviewed Table: There must be reasons for not approving the postponement of the start of construction. If the delay of the start of construction is caused by the construction unit's reasons, it will not be approved. 2. If the material test fails, it can be retested twice. If it fails again, it will be removed from the site and shall not be used. If the concealed project has not been accepted or fails to pass the acceptance, the next process of construction shall not be carried out. The supervisor must issue a project suspension order on site until the acceptance is passed. Construction can continue; first check the concrete data, then conduct on-site rebound testing, provide the data to the design department to see if it meets the requirements, and then process it. 3. Before completion acceptance, the director should organize professional supervision engineers to conduct a comprehensive inspection of the completion data and the quality of each professional project, and urge the construction unit to rectify the problems found in a timely manner. Projects that require functional testing must be tested in a timely manner, and the test report sheet must be carefully reviewed and the construction unit must be urged to protect the finished product and clean up the site. After the project supervision agency comprehensively inspects the completion data and physical objects and accepts them, the director signs the completion of the project. submit an inspection form and submit a quality assessment report to the construction unit. 4. Incorrect. After the construction unit receives the project acceptance report, the person in charge of the construction unit should organize the heads of the construction, design, supervision and other units to conduct acceptance inspection. Only the construction project that passes the acceptance inspection can be delivered for use.