1. Construction machinery training institutions: There are many professional construction machinery training institutions in China that can provide professional loader operation training courses. Through the study of these training institutions, we can systematically learn the operating skills and safety knowledge of loaders.

2. Loader manufacturer training courses: Some well-known loader manufacturers will also provide loader operation training courses, through which you can learn the operating skills and maintenance knowledge of loaders produced by this manufacturer.

3. On-the-job training: If you have been engaged in related work, you can learn through the training opportunities provided by the company to improve the operating skills and safety knowledge of loaders.