1. First, look for training institutions or schools that provide special training courses for NPC representatives.

2. Secondly, fill in the application form and submit the materials according to the requirements of the training institution. Including resume, qualification certificate, recommendation letter, etc.

3. Then the training institution will conduct an interview or screening process to determine the final candidate.

4. If the application is successful, you need to pay the corresponding training fee according to the requirements of the training institution and participate in training courses and learning activities.