Dunhuang Guzheng, produced in Shanghai No.1 National Musical Instrument Factory, is a national musical instrument manufacturer with the largest production scale and the strongest technical and comprehensive strength in China. This enterprise owns many of the most famous musical instrument manufacturers in China. Among more than 400 people in the factory, senior and intermediate workers account for nearly 20%. The No.1 Factory of HaiMinle Instrument mainly produces 20 varieties of guzheng patterns, with an annual output of 20,000 sets.