1、 The thermal insulation roller shutter door you use should regularly wipe off the dust on the surface. The surface should be kept clean. You can use a rag made of pure cotton and dip it in a mild detergent to avoid the impact of external objects as far as possible, let alone with hard materials, which will cause the paint layer of the thermal insulation roller shutter door to fall off.

二、保温卷帘门应尽量避免有腐蚀作用的酸碱药，为了防止保温卷帘门生锈，可以用棉布蘸上少量的防锈油在卷帘门片上，保持卷帘门光亮美观。若发现已经有锈斑了，应该用棉纱蘸机油涂于锈处，这样可以去除锈迹，但不能直接用砂纸进行打磨。

2、 The thermal insulation rolling shutter door shall try to avoid acid-base drugs with corrosive effect. In order to prevent the thermal insulation rolling shutter door from rusting, a small amount of antirust oil can be dipped on the rolling shutter door with cotton cloth to keep the rolling shutter door bright and beautiful. If it is found that there are rust spots, it should be coated with cotton yarn dipped in engine oil to remove the rust, but it can not be polished directly with sandpaper.

三、若遇上下雨，下雪，应该及时把沾上雨水的表层的水珠擦干。保温卷帘门附近不要放置加湿器，同时避免阳光直接照射在表面，防止金属出现表面漆退色和氧化变质的现象。

3、 In case of rain or snow, the water droplets on the surface of the rain should be wiped dry in time. Do not place humidifier near the thermal insulation rolling shutter door, and avoid direct sunlight on the surface to prevent discoloration and oxidation deterioration of metal surface paint.