Smoke shaft curtains are made of non-combustible materials and consist of fixed or movable smoke-shielding devices suspended from the ceiling, extending not less than 500 meters.

Smoke dampers are mainly divided into electric smoke dampers and fixed smoke dampers.

Fixed smoke baffles are further categorized into: fixed fabric-based, transparent glass, and wired glass.

Electromagnetic smoke curtain: linked with the fire control center. The curtains are rolled inside during normal operation, and they automatically open upon receiving an emergency signal input. The curtain hangs down 50 centimeters.