Xiqin is a stringed instrument. It is also called Huqin, Jiqin, Xihu, Xianghu, etc. It is popular in Liaoning, Jilin, Heilongjiang and other provinces, especially in Yanbian Korean Autonomous Prefecture of Jilin Province. Xiqin is a bowed string instrument that the Korean people like to use. It is said that it was created by the Xi tribe in the northeast of my country during the Song Dynasty, hence the name. It was developed and reformed on the basis of the ancient stringed instrument Xiandiao. At that time, it did not use a bow, but used bamboo pieces to rub the instrument. The Xiqin of the Tang and Song Dynasties was introduced to Korea. The preface of the Joseon Chengjiangyo Duzhongqi Dingfa in 1494 stated: "Use the horsetail string of the bamboo bow made of shaving sandalwood (scrape the green skin) or black bamboo sea, and use pine resin to roll it. Press with the left hand, roll with the right hand, and only play rural music." Xiqin, total length 65 cm. The instrument tube is made of wood or bamboo, and there are two types: semi-spherical and long tube. The tube is 13 cm long. The front mouth is covered with a thin paulownia wood plate with a diameter of 9.5 cm. The neck of the instrument is made of ebony, red sandalwood or mahogany. It is a round column, and the head of the instrument is crescent-shaped and bent forward. Two hardwood string axes are placed horizontally on the upper part of the neck. The top of the axis is gourd-shaped or conical. The axis is 11 cm long. The head of the axis is equipped with a metal spiral (also known as a straight copper axis) to fine-tune the pitch. There is a waist horse under the string axis, and a wooden bottom support is added under the instrument tube to make the instrument stable during the performance. Two silk or steel strings are stretched. The bow is made of a straight thin bamboo tied with a horsetail, and is 80 cm long. The traditional playing method is to support the neck of the instrument with the left hand, hold the strings with the whole hand, and do not change the position. The right hand holds the horsetail bow and plays between the two strings. There are techniques such as vibrato, hitting, and glissando. It can play various music flexibly and flexibly, with ups and downs in the sound, continuous and free, and can also vividly express various emotions such as joy, anger, sorrow, and happiness. In particular, the glissando played by it is almost a reproduction of the language cavity. Xiqin has a long history. When Japanese militarism invaded China, the national cultural heritage was trampled on and the art of Xiqin was interrupted. After the founding of New China, the production and performance art of Xiqin of the Yanbian Korean people gradually recovered and developed. Many Korean artists performed Xiqin solos on domestic and foreign art stages, which were warmly welcomed by Chinese and foreign people. Xiqin occupies an important position in the traditional Korean folk music band. Its pronunciation is bright and mellow, the timbre is melodious and pleasant, the volume is also large, and the range is increased to three octaves. It can be used for solo, ensemble or accompaniment, especially the solo effect is the best. It is the only stringed instrument among the Korean national musical instruments. It is widely used in orchestral ensemble, dance accompaniment, folk song accompaniment and other programs. It has a high skill level, can play melody, arpeggio, tremolo, timbre is rich in changes, has a strong expressiveness, and is often used for solo, accompaniment, ensemble, etc. It has a high value of music appreciation and gives people visual and auditory beauty. Information source: Jilin Province Intangible Cultural Heritage Protection Center Information source: Jilin Province Intangible Cultural Heritage Protection Center