What does Tik Tok's father-in-law calendar mean?

A special function. Tik Tok father-in-law calendar is a special function of Tik Tok platform, which mainly provides users with services such as calendar query, solar calendar query and solar terms query. Zhang Calendar is a professional calendar application, which can provide information such as lunar calendar, solar calendar, solar terms, yellow calendar, taboos, etc. to help users better understand time and calendar culture.