there will be no changes. Dunhuang trademark is color-changing printing, the paper texture is very strong, and the touch has obvious concave and convex feeling. Moreover, on the logo, the fairy is holding the pipa. Look at the fairy's face carefully and have five senses.

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.