China Quyi Quzhong. Also known as "share drum" or "pear drum". At the end of the Qing Dynasty, Liu E's Travels of Lao Can said: "This is a rural dialect in Shandong, with two pears in one drum." The old silkworm "Speaking of Drum" says: "Pear is the earliest drum. Pear, whose real name is plowshare, is a fragment of agricultural tools. " Originated in the rural areas of northwest Shandong, it developed from the rural yangko tune. At first, I sang for farmers, and later I was an art tutor. The establishment of the portal (Sun Zhaomen) in the early Qing Dynasty has a history of more than 300 years. Popular in Shandong urban and rural areas and parts of Jiangsu, Henan, Hubei, Beijing, Tianjin, Liaoning, Jilin and other provinces and cities. During the performance, bass drums and plowshares are played, and then two pieces of iron or copper are used, with three strings and four whiskers. One person sings or two people sing in pairs, and two or three people accompany them. There are two schools of art: Nankou and Beikou. Nankou is called "Pear Flower Tune", and the tune is vigorous and lively. The reason why Beikou is called "the old cow throws the reins" is because its singing pays attention to "punching holes in one word", and its pronunciation is as powerful as the old cow's reins, and its tune is profound and simple. There are more than 200 kinds of legendary bibliographies, including novellas Wagangzhai and Sanzhen, short stories Wang Erjie's private service and Black Donkey Festival. Aria is a banqiang, and the commonly used banqiang are Adagio, Andante, Pingju and Coloratura.