The following matters should be paid attention to in the construction of smoke control and extraction system:

　　1. The smoke control system must be constructed according to the approved design drawings, and the design modification should be notified or recognized by the design unit.

      2. The main materials, equipment and other products used in the smoke control system shall have the factory inspection certificate and the inspection report issued by the National Quality Supervision and Inspection Center.

      3. The construction and debugging of smoke control and extraction system shall conform to the current relevant national standards and specifications in addition to this regulation.

      4. The equipment installation of smoke control and extraction system shall meet the relevant requirements of its product manual.