Abstract: The acceleration in classification reform of the public institution in geological survey has been a new normal state for Chinese economy development in geological survey.In order to explore the development ideas of Guangxi public institution in geological survey, this paper expounds the four characteristics of classified reform, which are the diversification of strategy, the gradual of reform mode, the difference of policy implementation, and the repeatability of reform practice by referring to reference and combing the current situation about the classification reform of the public institution in geological survey, and puts forward the ways of deepening the classification reform of Guangxi public institution in geological survey.