Code switching is a common phenomenon in language contact and crosscultural
communication, which generally refers to the alternative use of two or more
languages or language variants in the same communication segment. In the process
of commodity sales, code switching is an important means of verbal communication
to obtain economic benefits. Liangshan Zhaojue’s Yi Chinese bilinguals not only have
the code conversion of national language according to Chinese, but also the code
conversion of Chinese according to national language, and the borrowing of some
foreign words. Compared with other speech communities, they have outstanding
characteristics.