There are more than three households.
The couplets related to four generations living under one roof are.
The cock crows in the prosperous times, and it is full of happiness; Four generations of dogs lie in spring, happy under one roof. (Note: Sanduo-ancient times refers to: multi-happiness, long life and multi-determination (male). Congratulations. )
The old, the middle-aged and the young are gathered together, and the four generations are under one roof, which makes them happy.
After the Spring and Autumn Festival in the 1980s, the Purple House was as happy as the East China Sea, and the branches of the sun were shaded, which showed that the four generations of talents gathered to celebrate their birthday and win the South Mountain.