Emei Township was originally named Goeh-bai (Chinese: 月眉; Pe̍h-ōe-jī: Goe̍h-bâi), taking the name from the curved crescent moon shape of the Emei Stream (峨眉溪). In 1904, during Japanese rule, the township was renamed to Gabi (峨眉), which is retained as the present Emei.