The invention discloses an improved office drawer cabinet, in particular a blended paint for coloring surfaces of bathroom products. The blended paint comprises the following components in percentage by weight: 2-10% of decontamination oil, 5-15% of a diluent, 8-20% of a dark brown color paste, 5-15% of a redwood color process paint, 10-13% of a black red brown process paint, 7-13% a conditioner, 30-60% of a thinner, 5-17% of a red oxide paint, 5-10% of polyvinyl alcohol, 1-5% of sodium hydroxide, 4-15% of ammonia water and 6-9% of absolute methanol. The blended paint disclosed by the invention can be used for coating the surfaces of the bathroom products by only one time, can reduce the treatment procedures on the surfaces of the bathroom products, cannot cause corrosion to the surfaces of metal bathroom products at the same time, is richer and softer in color, and can ensure that the surfaces of the bathroom products obtain a better aesthetic extent.