Spring and autumn ventilation is more refreshing to promote indoor and outdoor air flow, and the outdoor air is recycled into the corners.
The air-fueled engine compartment has a longer wind-up design that creates a strong wind column. Rapidly generate a swirling airflow for long distance air supply
The overall improvement of the quality of the wind creates a contrast between the stronger winds, and the spiral wind transforms immediately.
The flat wind spreads forward to the human body and feels more comfortable and softer, like natural wind
