The Emei Leaf-warbler was found on Mount Emei in Sichuan. The original study recorded it in subtropical deciduous broad-leaved forest with dense undergrowth. Although similar in appearance to related leaf-warblers, it has distinct songs and calls.
The adult male description gives dull green upperparts, whitish underparts, and pale yellowish markings on the eyebrow and wing bars. Its crown pattern is less distinct than those of similar species.
The study found it in subtropical deciduous broad-leaved forest with dense undergrowth. Males sang actively in late April; the authors inferred a breeding period but stated they had no direct evidence of breeding.
An extinction-risk assessment has not been added yet.