Cannonball training is a routine for three days and two nights. Shell training for three days and two nights is a common training form, which is used for team building, leadership training and other purposes. For the formality of training, we need to evaluate it according to the specific training institution, content and purpose, ensure that we choose a formal and legal training institution, and understand the specific content of training, the qualifications of lecturers and the feedback from participants. Training is an organized behavior of knowledge transfer, skill transfer, standard transfer, information transfer, belief transfer and management warning. At present, skills transfer is the main training in China. Before employees take up their posts, in order to achieve unified scientific and technical norms and standardized operations, they should achieve the expected level and improve their goals through modern information processes such as goal planning and setting, knowledge and information transfer, skill proficiency drills, work achievement evaluation, and achievement exchange announcements, and through certain educational and training technical means.