Hello, landlord, you must have all three colors, that is, you must have a piece of cards in your hand, cakes, and all three kinds of patterns; Or it can be all in one color (with nameplate); 2. You can't miss anything, that is, 1, 9, wind plate, white in the middle, and any one is enough; 3. At least one fork, either bright or dark, can be used. When playing Hu cards, a pair of wind plate or white in the middle can also be used; 4. Hu card can open the door (eat, fork or open bar), and the concealed bar does not count as opening the door; You can also close the door; 5. You can't look at Piaohu if you have a card or a pass; 6. There can only be one Hu player in one set. If one person points at more than two Hu cards, press the counter from the person who points the gun