It means to post Spring Festival couplets on New Year's Eve.

The moral of posting Spring Festival couplets is to say goodbye to the old and welcome the new, and to inherit the traditional customs.

Sticking Spring Festival couplets is a traditional custom in China. At the beginning of the Spring Festival, the first thing to do is to paste the door gods and couplets. On New Year's Eve (or 29th), every household goes to the streets to buy Spring Festival couplets, and those who are interested also spread paper and splash ink in the spring to decorate the portal.

Sticking Spring Festival couplets pinned the good wishes of the working people in China to ward off evil spirits and avoid disasters and welcome good luck. Ancient couplets were written from right to left, so the first couplet was on the right side of the door. Now, because the writing habit is from left to right, some people stick the top couplet on the left side of the door.

Tips for posting Spring Festival couplets:

The couplets posted to celebrate the Spring Festival are called Spring Festival couplets. Sticking Spring Festival couplets is a traditional habit of China people. Every year when the Spring Festival comes, every household sticks various couplets on their doors, adding festive colors to the festival. Traditional couplets are flat and even, that is, the final word is flat and even.

For example, "Spring tides bring good news, and the Year of the Rat brings good news." Traditionally, hanging couplets must be written correctly and pasted vertically, from right to left and from top to bottom, and cannot be reversed. Sticking couplets is still confusing, and it looks and reads awkward, so you should know the correct way to stick couplets. Couplets are divided into upper and lower couplets, and you can't stick them at will. Many people post it wrongly every year.