A type of couplet. Fan couplets are a type of ancient Chinese couplets that organically combine calligraphy, painting and fan art. It is a place where you can cool off and enjoy the cool weather. It is full of charm and provides people with a kind of beautiful enjoyment and enlightenment. Fans are a must-have for people to cool off in summer, including cattail fans, feather fans, round fans, folding fans and many other types. Since ancient times, everyone from princes and nobles to common people has loved it. Throughout the ages, countless literati and poets have used the word fan as the theme to recite many popular and interesting fan couplets, which are full of fun to read.