Character and color cards are divided into nearly two series, the color selection more convenient. Specially formulated our own software manuals are used, can accurately reproduce the character card all colors. Color color card as possible consistent with the true color of the paint, but the color may appear due to paint nature, different ambient, lighting conditions, such as brushing area slightly different. Please dry, constant temperature environment character cards, avoid direct sunlight for extended usage time. Color cards will appear in the course of aging, in order to maintain the stability of the color, we recommend replacement once every two years, or if you frequently use color card is dirty, we recommend regular replacement. "China Building Color Card" standard sample color is the color of real money is made in accordance with the human visual characteristics determined the color of the building is expressed in scientific tools. "China Building Color Card" color representation is based GB/T15608-1955 "Chinese Color System" label system design. Color coded cards based on GB/T18922-2002 "building color representation" requirement produced. The color card design is a scientific, rational, color representation is accurate, it not only provides a simple and practical tool for the construction industry, with the promotion and use of the chromatic card also provides a standardized color management for the construction industry scientific and effective tool.