The paper-cutting art of Dingxi, Gansu is one of the representatives of folk paper-cutting art. It has a long history, is simple and natural, has profound meaning, and has a broad mass base. Gansu Dingxi paper-cutting has important folklore value, and it provides sufficient basis for studying the local conditions and customs of Dingxi and the northwest region. To pass on the most essential things of folk paper-cutting, we must conduct in-depth research on folk paper-cutting, find the roots, find the soul of the nation, and use it as a theoretical system to guide the development of modern paper-cutting. In November 2014, Dingxi paper-cutting was included in the list of representative projects of national intangible cultural heritage (extended project list). Dingxi paper-cutting art has a long history, is simple and natural, has profound meaning, and has a broad mass base. In July 2008, the Paper-cutting Art Committee of the Chinese National Culture Promotion Association named Dingxi City as the "Hometown of Chinese Paper-cutting Art", "Chinese Paper-cutting Art Inheritance Base" and "Chinese Paper-cutting Art Creation Base". Dingxi paper-cutting has received extensive attention from the society for its collection value and aesthetic value. It has been handed down to this day through oral transmission. The most classic and distinctive ones are mainly four forms: masking, board curtains, spring leaves, and window paper-cutting, and five categories: folk customs, modern and contemporary life themes, literary and opera characters, birds and beasts, and flowers and plants. Dingxi paper-cutting has important folklore value and provides sufficient basis for studying the local conditions and customs of Dingxi and the northwest region. It mainly uses paper-cutting to create a prosperous scene, indicating good weather and good harvest in the coming year, and expressing and reflecting the traditional festive folk customs, expressing the good wishes of the working people for their future life. Dingxi paper-cutting is especially common during festivals and auspicious days. In some mountainous areas of Dingxi, the traditional custom of cutting and pasting window paper-cutting on important days such as the Spring Festival and marrying daughters is still maintained. The creators, admirers and preservers of Dingxi paper-cutting are mainly the broad masses of farmers, especially rural women. Although they have not received special art training, they can express their ideals and wishes freely. Rural women only need a pair of small scissors, which are passed down from mother to daughter or from master to apprentice, and passed down from generation to generation. The cultural connotation revealed in Dingxi paper-cutting is difficult to explain clearly in the form of words alone, and it requires everyone who likes Dingxi paper-cutting to appreciate it quietly. Dingxi paper-cutting art is like a simple and moving folk song, fresh, lively, healthy, creative, exuding a strong local flavor, expressing the beautiful thoughts and emotions and unique aesthetic tastes of the broad masses of people. In November 2014, Dingxi paper-cutting was included in the extended list of the representative list of national intangible cultural heritage.