With the development of the economy and the improvement of living standards,people have paid more attention to the origin and quality of products.Geographical indication products are highly sought af-ter by consumers due to their unique product quality.This article draws on the research results of geographi-cal indications at home and abroad,summarizes the factors that affect the value of geographical indica-tions,constructs a geographical indication evaluation system,and takes the Phonix Oolong tea geographical indication brand as an example for evaluation.