198 1 year 1 month 1 day, China began to implement the degree system nationwide. The degree system is a system in which a country or an institution of higher learning takes academic level as the standard, and expresses the knowledge and ability level of specialized personnel by granting certain professional titles. Degree is a measure to evaluate academic level. The degree is awarded on the basis of rigorous scientific training and evaluation. Obtaining a degree is not only the honor and encouragement given by the state to the winners, but also an objective sign of the winners' academic performance and academic level.