The significance of sticking Spring Festival couplets?

The significance of sticking Spring Festival couplets: to ward off evils and disasters, and to welcome the good wishes of auspiciousness and good fortune.

Chinese New Year couplets, also known as "spring stickers", "door pairs", "couplets", is an important symbol of the Chinese New Year. When people put the spring couplets and blessings on the door of their homes, it means that the Spring Festival is officially kicked off. Spring Festival couplets, like red envelopes, are essential for today's Chinese New Year because they are red and cheerful, symbolize good luck and signify prayers in the New Year. Adding to the festive atmosphere of the Spring Festival, the Spring Festival couplets are either in black characters on a red background or in gold characters on a red background.

New Year's Day Na Yuqing, Jiajie No. Changchun", the Spring Festival posting Spring Festival couplets, in the early years of the Song Dynasty into a folk custom, since the Ming and Qing dynasties popular to this day, it is "thousands of households telel day, always put the new peach for the old symbols". Spring Festival couplets were not called "Spring Festival couplets" at the beginning, but "Peach Symbols". It is said that the origin of the peach symbols is very early, when the peach symbols were used to drive away demons and ghosts.