宽立拖拉机 is a popular card game that originated in China and is widely played in Chinese communities around the world. It is a game of teamwork and strategy, usually played with four players. The objective of the game is to win points and level up to achieve victory.

The game can be played with one, two, or even three to four decks of playing cards. It is known by different names depending on the number of decks used, such as 打百分, 打40, 八十分, 拖拉机, or 升级.

In 宽立拖拉机, players aim to accumulate points through specific cards, such as 5s, 10s, and Kings. The score determines the outcome of each round, with players striving to reach the score threshold to advance to the next level. The game involves strategic play, with players trying to prevent their opponents from scoring while maximizing their own points.

Overall, 宽立拖拉机 is a challenging and engaging card game that requires teamwork, strategic thinking, and careful card management. It is a popular choice among Chinese card game enthusiasts.