Card game is a kind of tabletop game. There are many saying about the origin of card game. Most popular is that modern card game originated from a game called leaf card game in Tang Dynasty in China.
At the end of Qin Dynasty, during the struggle between Chu and Han, General Han Xin invented a card game in order to relieve the soldiers' homesickness. Because the cards were only the size of leaves, they were called leaf card. The leaf cards thick as size of two fingers, 8cm long and 2.5cm wide. It is laminated with silk and paper, and the pattern is printed on a woodblock.