https://www.chinachristiandaily.com/news/church-ministries/2019-04-09/yunnan-releases-hymnal-in-zaiwa-language--8278
Yunnan Releases Hymnal in Zaiwa Language - China Christian Daily
On March 30, 2019, the hymnal in Zaiwa language, a branch of the Jingpo languages, was released in Yunnan.
yunnanreleaseshymnalzaiwalanguage