White because of the difference of hue (such as red, yellow, blue, etc.), the number of white types that can be divided is very large, and The white color required by each customer is almost inconsistent. In order to give the color required by customers quickly and reduce the cost, it is becoming public. At present, our company has prepared more than 6,000 kinds of white colors through the white color matching system, covering more than 90% of the white color demand in the market. Compared with the customer sample, it can also reach more than 95% proximity. And these more than 6,000 kinds of white colors have been prepared in batches. Powder, saving the time of powder mixing, and at the same time reducing the production cost because of batch powder mixing (because of the adjustment of each model every time in traditional production) The color matching powder must be pre-natal beer color, and the cost is extremely high).