Pinyin is è rló ng xì zhū; Idioms explain that two dragons are facing each other and playing with a treasure. The idiom comes from the third episode of A Dream of Red Mansions by Qing Cao Xueqin: "Wearing a purple and gold crown with a bundle of hair embedded in it, Qi Mei is holding the two dragons to play with pearls and gold." As an object and attribute; Used in architecture and handicrafts.