ISO 639-3: aih This dialect of Ai-Cham (ʔai3 ȶam1) is from Gengfang Hamlet (ʔəu1 vu:ŋ1), Diwo Township, Jialiang District, Libo County, Qiannan Prefecture, Guizhou Province, China. The Diwo dialect is more representative of Ai-Cham than the other varieties are.