Two months. The requirement of the model is that the basic skills are solid. It takes children at least two months to learn modeling training. Model training courses include body training, fashion show, performance in front of the camera, dance basics and so on. Two months of training should be accompanied by the gradual improvement of children's acceptance and adaptability. Models mainly refer to professionals who are engaged in displaying fashion products, assisting media advertisements, serving the aesthetic needs of the public and expressing the artistic concept of photography.