At present, mechanical mahjong machine is generally used in mahjong, and mahjong machine is usually equipped with two or three dice, so everyone just needs to roll the dice in turn, and whoever has the most points will sit in the "East" position, and the counterclockwise order is "South", "West" and "North". Some people also look at the positioning of dice and. For example, the sum of dice is 59, that is, east, 20 or 60 is south, 371 is west and 48 is west. If the points are the same, the second dice player rolls again.