Yazheng (pinyin: yá zhēng) is a Korean bow and stringed musical instrument. It has a long history, similar in shape to the zheng, and has a round and broad tone, which can be used for ensemble or opera accompaniment. It is popular in Liaoning, Jilin, Heilongjiang and other provinces, especially in Yanbian Korean Autonomous Prefecture of Jilin Province.

Yazheng evolved from the Chinese zheng. It can even be said that its prototype is the zheng used in the Tang Dynasty in China. First, it was used in Tang Bu music. Later, after localization and improvement, it became an important part of "xiangbu music". of performance instruments.

Yazheng can be divided into three types: large, medium and small according to different specifications. Most of the performers are women. They are played in a sitting position. The left hand presses the strings, and the right hand holds a thin wooden stick coated with turpentine to rub the strings to make it sound. A bow is used to play, depending on the needs of the piece.

The Korean people have their own language and characters, and the traditional music and musical instruments are basically the same as those of neighboring North Korea. The people are good at singing and dancing, and they love to play music. The folk musical instruments are colorful and unique. Folk singing style. Yazheng is one of the stringed instruments that the Korean people love to see and hear.