Calligraphy learning, regarded as orthodoxy, should start with the famous inscriptions of past dynasties. After copying a famous calligraphy tablet to a certain extent, we should gradually use and create it after understanding its writing, writing and other jurisprudence. Calligraphy writing forms include couplets, banners, banners, nave, fan, album, hand scroll, etc., which embodies the diversified aesthetic characteristics of traditional calligraphy art. Couplets are simple in words and composition, and relatively easy to master. Therefore, in the process of calligraphy learning, they are the first choice for beginners, and they are favored by both professional and amateur calligraphy learners. Couplets are a unique literary genre that emphasizes antithesis. They have a long history and appeal to both refined and popular tastes. Scholars like to hang up their study to enjoy themselves, and people like to post couplets to celebrate their happiness. Therefore, couplets have particularly important practical value.