Hello, landlord. The way to knock down Hu is to play 108 cards. You can meet the requirements of Hu cards by touching and hitting bars. The card can be played by any person with a stroke, a stroke, or a pass. When playing, you cannot play your own stroke, a stroke, or a pass in this round. Listen to Hu's card for others to touch the card first and then open the bar. When the player grabs the Hu card, it will be counted as self drawn Hu. However, all the points compensated shall be borne by the person with the badge, which has nothing to do with others. Dihu is the first card played by the dealer after listening to Hu's card. Tianhu refers to the type of card that the dealer has formed when he does not play after dealing