Trainer is a profession, whose main responsibility is to design, organize and implement various training programs. These training programs can cover employee training, skills training, business training and other fields. Trainers need to make appropriate training plans on the basis of understanding the company's business and employees' needs, including training methods, course contents and teaching methods. And evaluate the effect after training.

Trainer is an indispensable and important role in enterprises, which aims to help enterprises improve their employees' skills and professional level, and help employees improve their professional quality in order to meet the challenges of company changes and market environment. Trainers need to constantly update their knowledge and skills, learn and master new teaching methods and techniques to cope with the ever-changing teaching environment and needs.

In addition to imparting knowledge and skills, trainers also need to have good communication and organizational skills, and can cooperate with people from different backgrounds to stimulate students' learning enthusiasm and enthusiasm in the teaching process. At the same time, trainers need to learn and share experiences from teaching history, communicate and cooperate with peers, constantly sum up teaching experience and improve teaching quality.