This article is probing into the conception and importance of juvenile probation, the development, meaning, principles and current situation of juvenile probation. And to discuss the problems of juvenile probation issue by issue including: court, administer, administration and other related topics. The effort wish to identify these disadvantages and difficulties of current juvenile probation system and try to provide some active suggestions for juvenile practice and legislation. The author analyses the current system of juvenile probation that must be improve soon in the future at the same time, hope to contribute to reader focus on the benefit of juvenile in justice system.