National unified entrance examination for graduate students (referred to as postgraduate entrance examination, also known as postgraduate entrance examination; English: Taking the entrance examination for graduate schools (or the national unified entrance examination for graduate students) refers to the general name of the relevant examinations organized by the education authorities or the enrollment institutions for selecting graduate students, which consists of the unified examination organized by the national examination authorities and the interview organized by the enrollment institutions. Postgraduate entrance examination is divided into two levels: master's degree and doctor's degree. Due to different levels, regions, disciplines and majors, the selection requirements are also different. The national unified examination subjects generally include foreign languages, politics, specialized courses and comprehensive courses.