25th Edition
Yunnan province: Xishuangbanna Dai autonomous prefecture, 3 counties: Jinghong (Chiang Hung, Chien Rung), Menghai, and Mengla; some in Simao municipal prefecture, Jiangcheng Hani and Yi Autonomous counties.
Literacy rate in L1: 1%–5%. Literacy rate in L2: 50%–75%.