The hulusi is the Manderin name
for the instrument. Dai people call it Bilangdao. Bi is general
name for the wind instruments, lan means playing vertically,
means the materials of gourd. The hulusi is popular in Dehong
and Simao counties in Yunnan province. The hulusi are played
by the Dai, Achang, Deang and Wa tribes. It has been a very popular
intrument nationwide even separate into other countries.
The ranges of the hulusi are:
d to e1 for G key
c to d1 for F key
The hulus has D, F, G, bB, and high C, D, F keys.