The bayin or eight sound / fold system is organized by the materials the instruments are made of rather than how they are played.
Silk [in Mandarin Chinese: 絲 Pinyin sī] is a category assigned to the stringed instruments be they plucked [as in the pipa, lute or zheng, zither, bowed [as in the erhu], or struck [as in Yangqin].
Bamboo musical instruments are predominantly wind instruments, notably the membranous transverse flute [the dizi], hulusi [bamboo gourd, reed pipe], bawu [transverse or side blown reed pipe] ;
Gourd, this category includes the hulusi, a reed pipe with a gourd as its main body. Also includes the Sheng, Sho, U, Mbuat, Keluri, Sumpoton.
|Bayin [Eight Tone] System|
|Materials||Names [M. Ch.]||Names [Pin.]|