Denglin poetry, as one of the many types of Tang poetry, made great achievements in the Tang Dynasty. From the perspective of the causes, the natural environment, original meaning, festival customs, and adapted poems have had an important impact on it; from the perspective of thoughts and emotions, it expresses the love and exploration of the universe and nature, the nostalgia for the present, and the past. Homesickness, patriotism, and frustration and resentment; from the perspective of aesthetic value, it highlights the beauty of imagination, beauty of exaggeration, beauty of artistic conception, beauty of implicitness, beauty of sadness, and sentimental beauty. Characteristics; from the perspective of the history of literary evolution, it plays a role as a link between the past and the following, and has an important influence on the creation of Denglin poems and Denglin Ci in later generations.