After the pre-job training of Beijing traffic police, it takes about one month to officially join the job. During the training period, the key contents include the cultivation and promotion of ideological and political, discipline style, professional ability and police actual combat. These contents cover confidentiality, integrity, internal regulations, queue training, law enforcement norms on duty and many other aspects. And through centralized teaching, case exchange, field trips and other ways to cultivate. Through this pre-job training, combined with the actual situation, competitions and practical work exercises were carried out to improve the professional quality and coping ability of new police.