Aluminium grille as condole top material has the characteristic that the horizon opens up, ventilated, breathe freely, its line is bright and orderly, distinct, color is diversiform, without exception showed bright modern individual character, its installation is simple and convenient, because this becomes the dominant product that decorates bazaar in vogue in recent years. With its unique open and transparent space and the arrangement and organization of ventilation equipment and fire sprinkling without affecting the overall visual effect, aluminum grille is favored by shopping malls, hotels, hotels, supermarkets, airport terminal, passenger station and other occasions.