Please remove the protective film on the door panel of the letter box before use. During use, wipe it regularly with a clean soft cloth, wax and polish, do not use excessive force, do not clean with acid or alkaline solvents Washing powder, etc.), do not place it in an acidic or alkaline environment

Stainless steel letter box series

a. Be careful not to scratch the surface of the letter box. Do not use rough and sharp materials to scrub the surface of the stainless steel letter box, especially the mirror light. Use a softer, non-shedding cloth to scrub, sand steel and brushed surfaces. , You have to wipe along the lines, otherwise it is easy to mess up the surface.

b. Avoid using detergents, steel wire balls, abrasive tools, etc. containing bleaching ingredients and abrasives. To avoid residual detergents from corroding the surface of the stainless steel letter box, rinse the surface with clean water at the end of the wash.

c. If there is dust and dirt on the surface of the stainless steel letter box, it can be washed with soap or weak washing, and the binder component should be scrubbed with alcohol or organic solvent (benzene).

d. The grease, oil and lubricating oil on the surface of the stainless steel letter box should be cleaned with a soft cloth, and then cleaned with a neutral detergent or ammonia solution or a special detergent.