Che refers to the diagonal pattern of the "three" pip on the tile. Deng refers to the "one" pip on the tile.
See also: Tien Gow, Pai Gow, Gwat Pai
... Arhinia choanal atresia microphthalmia[?] Arnold Stckler Bourne syndrome[?] Arnold-Chiari malformation Arnold-Chiari syndrome[?] Aromatase deficiency[?] ...