The experience in the voluntary service organizations and management of the 2016 G20 summit in Hangzhou primarily reflects in the scientificity of management philosophy，the orderliness of management mode and effectiveness of management results. It is the voluntary service operation mechanism integrating the part and the whole，and the refined management mode that lays the foundation of its success. It strives to catch the organization management characteristics of organizational structure，selection and training，policy guarantee and atmosphere building through the way of summarizing and analyzing the first hand materials of voluntary service organizations of the G20 summit. And it seeks to acquire the experience and practice of organization and managing mode including contact management mode，division and collaboration mode，supervision and implementation mode and emergency response mode，to further promote qualities of the voluntary service organizations and management in large competitions.