Kim Mun language

Kim Mun (Chinese: 金門方言; also Lanten or Landian 蓝靛) is a Mienic language spoken by 200,000 of the Yao people in the Chinese provinces of Guangxi, Hunan and Yunnan, with about 61,000 of the speakers in Hainan Province. There are also speakers in Vietnam, Laos, and Thailand.

Iu Mien and Kim Mun are similar to each other, having a lexical similarity percentage of 78%.