Discipline construction is most crucial in the university’s development of all the causes.No doubt,Party construction plays important roles in bringing forth and mobilizing the enthusiasm of Party members and teachers,building up the cohesion and combat effectiveness of interdisciplinary team,and promoting discipline construction and development.Based on the case study of Party construction and discipline construction at Hunan University of Science and Technology,the four subjects assurance mechanism is put forward in this paper such as objective clear,concept change,enhance the social function of production,learning and research,and focus on overall coordination to promote the sustainable development while adhering to the guidance of scientific concept of development ideas.Theory and practice shows that:the reform and innovation spirit to advance the Party construction will act as a crucial role in steady,sustainable and scientific development in universities discipline construction.