The changes of the society enhances family unction, the whole economics and the structure of political culture changes. The changes make the adult facing the living pressure in Taiwan, and they become the dangerous factors in the family system. the dangerous factors are the majer reasons that abused child cases happended. The topic is reflection of the mandatory reporting of the protective services of abuse child. And the author suggests two key points and tweelveitems in order improve the questions of the mandatory reporting.