From the Simcha Jacobovici film “The Quest for the Lost Tribes” (starts at 43 minutes) regarding Bnei Menashe Chinese Jews in India. Technically, it has “on the wing” (HaKanaf) a “weaving” (Ptil) of Techeiles.
For more on this community in Mizoram (northeast India), Chinese Jews and Bnei Menashe, see: