1. Attend the training course: attend the primary training course of gas station skill appraisal organized by professional organizations. In the process of training, we should seriously study theoretical knowledge and practical skills and master the operation essentials.

2. Simulation drill: During the training, use simulation equipment for practical operation, and be familiar with various operation procedures, such as cleaning of oil-gas separator, verification and calibration of measuring instruments, etc.

3. Watch teaching videos: In addition to attending training courses, you can also watch relevant teaching videos, learn the operation methods of other excellent operators, learn from their experience and improve your own operation level.