In the Child Protection work, the part that may have major impact on the family parent-child relationship include emergent settlement of child, the exercise of parental right on behalf of the parents during the settlement period, the governing agency may, after assessing the care of parents to the child, appeal for the suspending parental right or guardianship to the court to protect the life and security of growth environment of the child. Children becomes the subjects of protection administration and the decision makers of their rights and interest are shifted from the parents to the country, and the frontline decision makers are the social makers in child protection, and the identification of social workers in parents, children and the country is often associated with the suspension of parental rights. Hence, in exercising public right, it involved in diversified and overall consideration factors and should be clarified. This study targeted at the social workers in child protection of Kaohsiung City and the method of research is document analysis, applying analysis on the file documents of the child protection cases with suspension of parental rights appealed to and granted by the courts. After the analysis, the research found that the factors considered by child protection social workers including the facts of abuse, the seriousness of abuse, the abusing parents¡¦ negligence in the repetition of abuses, non-improvement of abusing conduct, refusal in acknowledge of abuse negligence, lake of repentance, supports of relatives and friends and the reaction of children to the parents, and the factors frequently considered are the fact of abuse and the supports of relatives and friends and the reaction of children to the parents is the least. The factors considered identified from the analysis of this research may be applied to build and develop an index in suspension of parental right and will be helpful in the assessment of child protection social workers. ¡eKey words¡fChild protection, Parental rights, Children¡¦s right