, metal coat hooks cover surface smoothness is not the most important, the important is absolutely can't breathe freely. Chapped columns such as ceramic tile, it is difficult to stick firmly. Cut surface of the product, should avoid hard objects, do not use rough cloth to wipe clean plastic hook. Do not contact with the organic solution and corrosive chemicals, as well as in the above material used in the gas environment. , pay attention to the standard bearing metal clothes hook, do not change the usage and overweight. , avoid is used a caustic or boiled water wash plastic hook, in case of damage to the paint. , not metal clothes hook will stick to the concave and convex, coarse, easy to fall off the surface of the plane, please pay attention to use