This article is an in-depth study of quantifiers in Liangshan Prefecture's "Unity Language". Based on the fieldwork, the quantifiers used in "Unity Language" were examined, statistically analyzed and compared. It analyzes its collocations with nouns, and then from the perspective of language contact, observes the influence of proverbs, Sichuan dialects and Putonghua in the quantifiers of“Unity Language”. In the end, "Unity Language" is used as an interlanguage and the phenomenon of generalization and solidification reflected in the quantifiers