Also known as Qin Zheng, it is one of the ancient ethnic plucked instruments in China with a history of over 2500 years. It usually consists of 21 strings, with 21 columns below the strings that can adjust pitch. Clear and melodious tone, rich in expressiveness, capable of playing a variety of different music styles. The origin can be traced back to the Warring States period, initially popular in the Central Plains region of China, and later gradually spread to various parts of the country. The playing techniques are rich and diverse, including playing, plucking, shaking, rolling, and other techniques, which can express delicate emotions and complex musical structures. Learning and playing Guzheng can not only enhance one's musical literacy, but also inherit and promote Chinese traditions