Introduction to Zhai Junyi: In the past, the courtyard of the Liu family was called "Zhai Junyi", and the plaque on the door was inscribed by Lin Zexu to his eldest son-in-law Liu Qi. "翍" is read as "pī" here, which means to spread; "Jun" is the rhyme of "yun", which means poetry and songs; "凥" is a variant of the word "ju", and the three characters together mean that in The three lanes and seven lanes are the residence of poetry and poetry.