Ksingmul people

The Ksingmul (also known as Xinh Mun, Con Pua, Puộc, and Pụa) are an ethnic group that live in Vietnam and Laos.
Location.
The Ksingmul of Vietnam live in the provinces of Sơn La and Điện Biên.
The Ksingmul of Laos live in the Houaphanh Province.
Language.
The Ksingmul speak the Ksingmul language.
Festivals.
The Ksingmul festivals are Muong A Ma, Ksaisatip, and Mạ Ma.
Economy.
The Ksingmul practice slash and burn agriculture. That means they set some vegetation on fire to clear the land and then farm it.
Funerals.
When someone dies, they shoot guns to let others know.