Chinese classical musical instruments are generally classified according to "eight tones".

"Bayin" is our country's method of classifying musical instruments according to their manufacturing materials. The musical instruments in this "Bayin" will be called "Old Chinese Music" or "Old Chinese Instruments" in later generations. ", which means pure Han nationality musical instruments, mainly to distinguish them from foreign musical instruments. It was first seen in "Zhou Li Chunguan" and was divided into eight categories: "gold, stone, soil, leather, silk, wood, páo (páo), and bamboo".

For example, gold types include: bó, chime, and 铙 (náo)

Stone types include: chimes,

Earth types include: xūn ), Fou

Leather types include: táo, Bohuo

Silk types include: qin, zither, zither, and konghou

Wood types include: 混(zhù)

The types of bamboo include: 竽, sheng,

The types of bamboo include: 篯(chi), flute, and Xiao