Bamboo used for flutes basically goes through cutting, painting, drilling, tuning, winding and lettering after drying in the shade. A major feature of the flute is that the flute body is often engraved with the names of Tang poetry and producers.

Bamboo flute is made of bamboo tube, which is hollow inside and cylindrical outside. There are 1 blowhole, 1 membrane hole, 6 sound holes, 2 sound holes and 2 auxiliary sound holes on the pipe body.

There are many kinds of materials for making bamboo flutes, among which there are many kinds of bamboos, such as bamboo knots, bitter bamboos, purple bamboos, white bamboos and torreya grandis. There are also many flutes made of other materials, such as mahogany, sandalwood, ivory, serpentine jade, silver, synthetic resin, copper and iron.

Extended data

Eight tones are traditional instrumental music and percussion music in China. It turns out that the earliest scientific classification of musical instruments in the history of China was in the Western Zhou Dynasty, when musical instruments were divided into gold (bell, spear and cymbal), stone (chime), silk (harp, harp), bamboo (flute and reed) and reed (sheng and reed) according to the production materials.

Folk "eight tones":

The musical instruments used in the Eight Music Concert in Wutai Mountain, Shanxi Province are: pipe, suona, sea flute, sheng, Xiao, Tang drum, Xiao drum, big gong, cymbal, gong and cloud gong.

Guangxi Zhuang Longlin Bayin Band uses eight musical instruments, namely, a pair of flutes (flutes), a Gao Hu and an erhu, a small sanxian, a gong, a drum and a cymbal.

Nanning Yongning Zhuang Eight Tones are mainly composed of big suona, small suona, five-hole flute, gong, drum, cymbal and Zhuang music drum.

Hainan Eight Tones, which is popular in Hainan, originated from Chaozhou music and got its name because of using eight musical instruments, namely: stringed instruments (erhu, coconut palm), harp (Qin Yue, dulcimer and sanxian), flute (suona), pipe (long and short throat), flute (horizontal flute, straight flute and cave flute), gong, drum and flute.

The musical instruments used in Yi people's eight tones are erhu, flute (without membrane), horn whiskers, five cymbals (small gongs), drums and cymbals. The eight tones of the Gelao nationality, also known as the Eight Immortals, are played by erhu, a pair of flutes and five cymbals, gongs, drums and cymbals.