A team of 18 people from Guangzhou Substation Management Institute of Nanwang Ultra High Voltage Company visited our company from May 4th to May 5th for a two-day "2023 Third Phase Operation Personnel 'Entering the Factory' -10kV, 0.4kV Switchgear Equipment Training". Mainly trained on the manufacturing process and process requirements of switchgear and circuit breakers; Common problems and solutions for switchgear; The working principle, characteristic parameters and structure of the circuit breaker, the structural principles and functions of each component of the circuit breaker, the nameplate of the circuit breaker and the significance of the parameters marked on it; Operation inspection and maintenance, power outage inspection and maintenance, circuit breaker minor repair, circuit breaker major repair, temporary maintenance, circuit breaker regulations, specifications, and countermeasures; Training on the operation and maintenance of 10kV and 0.4kV switchgear mechanisms, interlocking inside cabinets, and isolation carts, as well as training on the assembly, commissioning, and maintenance of circuit breaker mechanisms. After class, everyone also exchanged and discussed their experience in operation and maintenance.