Seven-up is 13 cards in total, and there are six pairs, such as two tubes and two thirty thousand. There are six such pairs, and then you leave a single card, and then you Hu that single card.

For example, the bad cards are1470,000 (or barrels or stripes, etc.), 369 barrels and 258 cards. These only need to be separated by two words, for example, 147, 1 4 are separated by two numbers, 147 can be, 148 can be, 149 can be, 158 can be,/kloc.

Then there is a card with words, a red, a whiteboard, a southeast and northwest wind, and a fortune. If you have seven words in your hand and the others are not words, you don't have to put them together.

Mahjong is a game invented by China in ancient times. It is a brand entertainment equipment. It is a small rectangular box made of bamboo, bone or plastic, with patterns or words engraved on it. Each pair 136 (74 in some areas) has eight more cards, namely, spring, summer, autumn and winter, plum, bamboo, orchid and chrysanthemum, totaling 144.

The rules of the game are slightly different in different regions. Mahjong tiles mainly include cakes (paper money), strips (ropes) and ten thousand (ten thousand officials). In ancient times, mahjong was mostly made of bones and bamboo backs. It can be said that mahjong tiles are actually a combination of cards and dominoes.

Compared with other forms of dominoes, mahjong is the most complicated and interesting. Its basic gameplay is simple and easy to use, but it changes a lot, and the collocation varies from person to person. Therefore, it has become one of the most attractive boxing forms in the history of China.

Each deck of northern mahjong has 136 cards. South Mahjong is generally 144, with eight cards: spring, summer, autumn and winter, plum, bamboo, orchid and chrysanthemum. There are mahjong in some places, plus 1 card of cornucopia, god of wealth, mouse and cat, and 4 cards of playing wild, totaling 152 cards.