Vocational training refers to the training activities of vocational knowledge and practical skills for trainees, which is the basis of employment and an important part of vocational education. Its purpose is to enhance the employability and working ability of workers and promote social and economic development and employment. Both the Labor Law and the Vocational Education Law define the connotation and legal status of vocational training. The types of vocational training include: pre-job training, job transfer training, apprenticeship training, on-the-job training, job transfer training and other vocational training. Vocational training has the following characteristics: (1) It is highly targeted and practical. Vocational training objectives, major setting, teaching content, etc. According to the occupation skill standard, the demand of the labor market and the actual requirements of the employer. Graduates who have received vocational training can take up jobs. (2) It has strong flexibility. In the form of training, joint education, entrusted training and orientation training can be adopted; The training period can be full-time or part-time. Flexible determination of training objects according to the actual needs of the post; The teaching form is not limited by a certain fixed mode. According to the requirements of professional standards, various forms of craftsman teaching methods are adopted. (3) The combination of teaching and production. On the one hand, teaching should closely focus on the actual production; On the other hand, we should implement the principles of work-study program, self-reliance and hard work. By combining teaching with production and management, we can cultivate talents, create material wealth and obtain social and economic benefits. (4) The training method emphasizes the combination of theoretical knowledge education and practical operation training, and emphasizes skill operation training.