Alternate Names: Ken Tho, Longyin, Longzhou, Pho Thai, Pu Tho, Southern Zhuang, Zhuangyu nanbu fangyan Zuojiang tuyu
Dialects: None known. Most similar languages are Yang Zhuang ,, Yongnan Zhuang ,, Nong Zhuang ,, and other Nung languages of Viet Nam. Lexical similarity: 70% between Nong ,, Yang ,, Yongnan, and Dai ,, 65% with Yongbei Zhuang ,. A member of macrolanguage Zhuang ,.
Status Notes: Language of recognized nationality: Zhuang.
Genealogy:
Demographics: 1,500,000 in China (2000 census). 35,000 in Jingxi and Napo counties. Population total all countries: 1,840,000.
Language Use: Vigorous. All domains. All ages. Also use southwestern dialect of Mandarin [cmn]. Also use Yue Chinese [yue].
Writing System: Han (Hanzi), Han (Kanji), Han (Hanja)
Nation of Origin: China
Other Comments: The language is named for Zuojiang river that runs through this area, from northern Viet Nam into Longzhou, Chongzuo, and Fusui counties. Traditional religion, Buddhist (Mahayana), Daoist.