Achang people mainly live in Dehong, Yunnan and other regions, with a population of about 34,000. They have their own language with out corresponding written system. The language is belongs to Yi group, Tibeto-Burman branch of Sino-Tibetan language family. Achang people believe in Hinayana Buddhist.

Achang mainly engaged in agriculture. The famous "Achang knife" is well known as "smelting very pure, yielding enough to twist and cutting the iron with ease." The knife is typical Chinese ethnic minority arts and crafts products.

Traditional Festivals: Woluo Festival, Torch Festival, Seeding Festival, Fresh Tasting Festival, the Festival of Happiness in the Home, Festival of Worship of the Earth Mother, The Liangwa Festival and Chuwa Festival.

Traditional diet: Dried pickles, Guo Shou Rice Noodel, brew rice wine and spicy fish.

Traditional song and dance: Woluo dance, dragon dance and a white elephant dance.

Traditional games: wheel swing and swing, playing a white elephant and martial arts.

Museum building:

The building is restoration of traditional houses in Dehong region of Yunnan. It is built according to the ethnic custom by local craftsmen. Construction work was started in 2002, and the branch museum officially opened in April 2003.

Achang museum houses have one living room in the middle with two rooms on both sides. A residence consists with barn, courtyard, walls and vegetable field. The plan is suitable for the living environment of countryside. Vegetation and crops were cultivated according to the local environment. The building covers an area of 1,300 square meters with a construction area of 344 square meters.

Indoor exhibits and outdoor arrangements of Achang Museum are live settings according to traditional production and lifestyle of Achang people. The items displayed in the museum are collected from Dehong region of Yunnan. They covered the time span from the Qing Dynasty (1644AD - 1911AD) to modern times, about two hundred years.