Suvanna Kriengkraipetch conducted her research with collegues from Chulalongkorn University. There were two different projects supported by Toyota Foundation from 1987 to 1990. Both projects had run with cooperation with Guangxi College for Nationalities (currently named Guangxi University for Nationalities), Republic of China.
This collection consist of 268 records. They are divided into two series accroding to ethnic groups: Zhuang and Yao. Each series contains different kinds of material, i.e. field notes, reference books and pepers and publication from research.