Based on the analysis of the development of geographical indication （GI） brands in south China，this report selects the top 10 agricultural，industrial and cultural GI brands. Meanwhile，it analyzes the typical development of GI brands in this region with case analysis. The problems existing in the development of GI brands in south China are summarized，and the following main conclusions are drawn through analysis. Firstly，there is a good combination of sufficient light，heat and water resources in south China. With various and good-quality fruit，the agricultural GI brands are concentrated in fruits and vegetables，and the analysis of Hengxian County Jasmine shows that industrial integration is an important path for the development of primary agricultural products. Secondly，due to the geographical characteristics of the proximity to the seas and a few hills in south China，industrial landmarks are mainly concentrated in gems，pearls and deep-processed Chinese medicinal materials. Finally，the problems of the development of GI brands in south China are mainly concentrated on insufficient innovation and publicity，weak brand influence，inadequate publicity and inadequate market supervision.