Zhuang, Guibian (zgn-zgn) = 3 (Wider communication). Language of recognized nationality: Zhuang. Spoken in Guangxi (Southern China), Yunnan, Guangdong, Guizhou, and Hunan provinces in the 15th century. Church language in 1862 with the arrival of the first Southern Baptist missionary. Used in daily life, all domains except on official occasions.