1, adding festive atmosphere. The color of wedding couplets is mainly red, with red paper and black characters, which are very eye-catching. Sticking such couplets on the doors and windows of the room can immediately increase the festive atmosphere of the room and make the wedding more lively and interesting.

2. It means wishing the couple happiness. Sticking couplets on the wedding window means wishing the couple happiness and working together for life.