Songlin
Songlin is a Sino-Tibetan language spoken in China. Glottolog rates it threatened.
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Songlin (Chinese: 松林语) is a divergent, unclassified Sino-Tibetan or isolate language spoken in Zayu County, Nyingchi Prefecture, Tibet. A linguistic description of Songlin has been published in a monograph by Song (2019).
From Wikipedia · Songlin language · CC BY-SA 4.0