This paper studies the volunteer groups are defined by the common interests，number for the 20-30 young white-collar groups. Through the literature and interviews with one volunteer groups，Shanghai Y organizations an example，to explore volunteer group relations and team leader，as the reasonable operation of volunteer groups，prolong the life cycle of the reference.

Based on the Tuckerman Stages of Team Development Model and Weber Authoritative Type，combined with the specific circumstances of one volunteer groups in Y organization，summarized：volunteer group life cycle into 4 stages，namely the formation of shock period，implementation period，peak maturity or undisciplined chaos period，continuation of adjourning；apply to the type of team leader in the development of volunteer groups including the charismatic type，democracy type and the servant-type；and the relationship between volunteergroups development and team leader mainly has 3 kinds：dependency relationship，partnership and independent relationship.