Against the backdrop of rapidly advancing global technology and innovation driven development,the importance of cultivating high-level talents,especially doctoral education,is increasingly prominent.As the driving force of scientific research and innovation and an important implementer of the national innovation driven development strategy,the construction and optimization of doctoral students'professional core courses are particularly crucial.The article conducts an in-depth analysis of the current situation and problems in the construction of core courses for doctoral majors based on scientific research practice,and proposes innovative strategies from three aspects:firstly,to enhance teachers'personal cognition and attach importance to the construction of core courses;Secondly,optimize the curriculum content and innovate teaching methods;The third is to establish a scientifically comprehensive curriculum assessment mechanism,aimed at honing the research skills of doctoral students,enhancing their innovation capabilities,and contributing to the scientific and technological progress and social development of the country and even the world.