In the process of sending and receiving again, menstruation didn't receive it and menstruation didn't send it. In addition, according to folklore, pregnant women don't go because there is a saying of "hiding happiness". In addition, someone at home has passed away, so it's best not to go after 77. People are very picky about this. In addition, some family members are very concerned about who belongs to the new couple when holding a wedding. It's best not to go, so as not to cause people's disgust. This concern is in rural areas, or there are more elderly people. Regarding wedding customs, you may wish to search for "Shijiazhuang Red Diamond Wedding" or "60 Frequently Asked Questions about Wedding" on Baidu, which has a very detailed explanation.