Enterprise internal trainers need certification, because it helps to improve the overall soft power of enterprises. Internal trainers need certification for the following reasons:

1, improving the work and comprehensive ability of enterprise trainers is helpful to enhance the overall soft power of enterprises;

2. Publicize the concept of corporate culture and enterprise spirit to employees;

3. Find all kinds of talents for the enterprise and explore the potential of employees in the training process. The construction of trainer's professional qualification certificate system is an important measure taken by the Ministry of Labor and Social Security to improve the quality of employees in enterprises, and it is also one of the important measures to improve the quality of employees in enterprises and institutions and strengthen the development of human resources.