Three generations of ancestors are written in the middle, and couplets are mounted on both sides to respect the ancestors for thousands of generations, to be filial to parents for peace in the four seasons, to be filial to Sun Xiangeng for thousands of years, and to be immortal.

Kinship, Chinese kinship classification name, refers to the blood relationship distinguished by surname. It is a family of ancestors with paternal blood as the link and surname as the main root. It is one of the classifications of ancient relatives in China, and the other is foreign relatives and wife relatives.