Tichurong, also known as Tichurongke, "poike", "Tichurong Poike" is a

Sino-Tibetan Sino-Tibetan, also cited as Trans-Himalayan in a few sources, is a family of more than 400 languages, second only to Indo-European in number of native speakers. The vast majority of these are the 1.3 billion native speakers of Chinese languages. ...

language spoken by the Magar people in the Tichurong valley of Karnali Province, specifically in the Dolpa district, in western Nepal. It is spoken in the villages of Gumbatara, Gufa, Rukha, Kola, Tachin, Khani, Khani Gumba, Namdel, Baijibara, Syala, Vyas, Banthada, Chilpara, Dharapani and Lawan. As of 2000, the language was spoken by 2,420 individuals.

References

Languages of Nepal Sino-Tibetan languages {{sinoTibetan-lang-stub