The construction of moral belief among college students occupies an important position in moral construction. The overall trend of moral beliefs among contemporary college students is positive， but there are still some urgent problems that need to be solved， which are manifested through the four dimensions of knowledge， emotion， will， and action. The reason for this is that the problems existing in the moral beliefs of college students are the result of the combined effects of Western capitalist values， the negative impact of erroneous trends in online media， insufficient effectiveness of moral belief education in universities， and low level of family moral belief education. In this regard， measures can be taken to cultivate the noble moral beliefs of contemporary college students by adhering to the guidance of socialist core values， creating a good network space for moral beliefs， optimizing the form and content of moral belief education in schools， and strengthening the construction of family ethics and family ethics.