Our simple and modern deflfects fashionalbe elegance of lines keeps decoration modern. Ours with manual or electric built-in thermometer, can have the effect of noise has a privacy office environment, adjusting the angle louvres can make internal and external environmental interaction and to increase thelighting effect. Maintenance: 1.To avoid the oil and dirt remain on the surface. 2. Keeping the indoor air ventilation, to avoid placing the chair under the blazing sun. 3. Avoiding the edge tool scratch the surface.