However, the contents of the four national quintessences are really different, and there is no unified standard. There are Chinese Peking Opera, China Chinese Painting, China Medicine and China Cooking. Some people say that one is China Wushu. China is an ancient civilization with a long cultural history, and its excellent and rich cultural heritage has attracted worldwide attention. Ten ancient songs in China, namely, Running Water in the Mountain, Guangling Sanqu, Pingsha Goose, Three Lane of Plum Blossoms, Ambush in the House, Flute and Drum at Sunset, Questions and Answers from Fisherman, Eighteen Beats of Noisy, Autumn Moon in Han Palace and Chun Xue, have profound artistic conception. For your reference. You are welcome to come to the library to consult relevant materials. The library is a treasure house of knowledge. Searching for treasure by yourself in the treasure house of knowledge will bring you the joy of discovery and more surprises.