In order to summarize and display the effect and achievements of DDC quality month in March and further improve the quality awareness of all employees, the 2020 DDC quality knowledge competition of "keeping improving and improving without end" started on April 2.

There are 8 teams participating in this knowledge contest. The contest is divided into three parts, i.e. must answer, rush to answer and risk question. Additional rush to answer will be added according to the score. Topics include laws and regulations, product quality standards, production process, operation specifications, product label and identification, etc. a total of 50 topics. After one hour of intense PK, the "absolute team" led by Dr. Lei Yan, director of R & d won the championship.