How did Tan Dun's Paper Music and the Twelve Zodiacs of Wuhan create the expressive techniques and traditional music?

Playing techniques of Wuhan Zodiac: COVID-19 epidemic originated in Wuhan. Tan Dun wanted to express his support for Wuhan by exploring local music materials, and finally chose Chu Ge and Wuhan Gong, two very representative musical notation to write. Traditional music: He thinks that the gong, as a characteristic percussion instrument deeply loved by the people of China, is one of the earliest Chinese instruments to enter the western orchestras. Wuhan Gong has become an essential instrument for symphony orchestras all over the world because of its unique craftsmanship, accurate tuning and wide range. Performance technique of paper music: an innovative art form, which puts paper as an important element on the stage and cooperates with the symphony orchestra. Traditional music: promotes the inheritance of traditional culture and the spread of the concept of the relationship between man and nature.