1. Organizational level analysis: This is to determine the training needs within the organization and ensure that the training plan meets the overall objectives and strategic requirements of the organization. It involves all components of the organization, including the inspection of organizational objectives, the evaluation of organizational resources and the analysis of internal and external environment of the organization.

2. Work level analysis: also known as work level analysis, this is the skills and abilities that employees in various jobs must master in order to achieve ideal job performance. Specifically, it is necessary to analyze the gap between the work completed by employees and the standards and its reasons, as well as the skill level, gap and reasons of employees. Work level analysis determines the content of training.

3. Personal level analysis: This is to compare the current actual work performance of employees with the employee performance standards of enterprises, and analyze the gap between them to determine who needs and should receive training and the content of training. At the personal level, the analysis focuses on evaluating employees' actual work performance and work ability, including employees' personal assessment performance records, employees' self-evaluation, knowledge and skills tests and employees' attitude evaluation.