Generally used as a mid-range packaging method, between the inner packaging and the outer packaging. As the name implies, color box? Generally, it is composed of several colors, which gives people a strong visual sense and enables buyers and users to have a little understanding of the overall appearance and color of the goods. Especially suitable for goods that can't be opened before buying. Now it has been widely used in electronics, food, beverage, wine, tea, tobacco, medicine, health care products, cosmetics, small household appliances, clothing, toys, sporting goods and other industries, and is an indispensable industry. Divided into two categories: face paper and pit paper. Commonly used color box paper (called Taiwan Province Province): powder gray paper, gray copper, white copper, single copper, gorgeous card, gold card, platinum card, silver card, laser card, kraft paper, etc. There are two kinds of "whiteboards": 1, white copper, 2, and single copper. Their similarity is that both sides are white. The difference is "white copper": one side is smooth and the other side is not smooth, that is, one side has a coated surface and the other side has no coated surface. The popular point is that the front can be printed and the back can't be printed.