The wedding banquet is generally a banquet hosted by the man on the wedding day for the default wife. Yugui banquet refers to the wedding banquet, which is a banquet hosted by the woman's parents for her daughter's marriage, that is, a banquet to congratulate her daughter on her marriage and entertain relatives and friends.

The word "sister-in-law" originated from the ancient book "Study Tour in Qionglin Volume II Marriage Category", and many ancient books also recorded sisters-in-law. "Gui" means going home. A woman's real home is when she marries her in-laws, so Jade Gui refers to a woman's marriage.