* "Seven Husks": When playing Hu, the card type is seven different cards.
* "Thirteen Orphans": When playing Hu cards, the cards are southeast, northwest, middle and white, plus 1 and 9, totaling *** 13.
* "Blossoming on the bar": When playing Hu cards, the card type is take-all cake, and flowering on the bar (that is, touching the cards after playing the bar) is the key to Hu cards.
For specific information about the most famous 100 cards of Hu Mahjong, you can consult relevant mahjong materials or local mahjong masters.