The characters in the Wang family tree of Sanhuaitang are: Li, Zheng, Da, Guang, Ming, Yu, Zhao, Bao, Cheng, Mao, Qing, Ji, Rui, Jia, Xiang.
The surname Wang is one of the Chinese surnames. It is mainly derived from the surname Ji, and partly derived from the surnames Zi, Gui and ethnic minority surnames. The king is composed of three horizontal lines and one vertical line. The three horizontal lines represent heaven, earth, and people, and the one vertical line connects heaven, earth, and people. This is the non-dual philosophy that heaven, earth, and people must be governed by the "king". In ancient times, the supreme rulers of the Xia, Shang and Zhou dynasties were called "Wang". Wang as a surname comes from the supreme position of "Wang". Ji Jin in the Eastern Zhou Dynasty was the ancestor of the Wang surname.
According to official data released by the National Bureau of Statistics in 2014, the number of people with the surname Wang in mainland China reached 94.68 million, accounting for 7.1% of the country’s total population, making it the most common surname in the country. As of 2014, the number of people with the surname Wang in the eastern region accounted for 94.68 million. 38.3% of the total population surnamed Wang, 26.0% of the population in the central region, 23.5% in the west, and 12.2% in the northeast.