After 80' s and 90' s, you must be familiar with Water Margin, Three Kingdoms, Baokemeng and the trump card of the game. In recent years, the card changed its name, found the top IP Altman in the eyes of the most popular primary school students, and began to print and sell.

From the appearance, there are flash cards, ultraman or monster signature cards, transparent cards, puzzles that test economic strength, anniversary cards, various activities commemorative cards and so on. Once primary school students have the psychology of receiving cards, they lose. The speed of collecting cards can never compare with the new speed of merchants, so merchants can make money by using this psychology.