2. Pinyin: xρn dǐng
Xin: According to the five elements that "water is the mother of gold and gold is the son of water", the word Xin is the most prosperous and powerful word for seeking wealth. Therefore, shops and businesses all use the word "Xin". According to the five elements, "water and gold" together can make a fortune.
D: This is a metaphor of an emperor. Such as: winning; Dingding Zhongyuan; Ding Jia (palace examination ranked first in the imperial examination); Ming Ding (the position of the emperor); Ye Ding (the great cause of the emperor)