After-sales service is an important guarantee during the life cycle of a power distribution cabinet. High-quality power distribution cabinet manufacturers will provide comprehensive and detailed after-sales content. In terms of maintenance response, manufacturers should have a 24-hour emergency response mechanism to ensure that the after-sales team can be contacted in time when a sudden failure occurs in the distribution cabinet. The after-sales team must be able to arrive at the scene quickly. For emergency faults, the city strives to arrive within a few hours, and surrounding areas can also respond within a short time to minimize losses caused by power outages. In terms of technical support, manufacturers need to have a professional team of engineers who can provide customers with detailed technical guidance whether it is the installation and commissioning of power distribution cabinets, daily maintenance or complex troubleshooting. Including remote assistance via telephone and Internet to quickly solve some common problems. For parts replacement, manufacturers must have sufficient inventory to ensure that commonly used parts can be supplied in time. For some parts with special specifications, there should also be a reasonable supply cycle to avoid long-term outage of the power distribution cabinet due to shortage of parts. In the warranty policy, it is necessary to clarify the warranty period, which is generally not less than [X] years. During the warranty period, any failures caused by non-human factors should be repaired or replaced free of charge. At the same time, the scope of the warranty must be clear, covering the main components such as the cabinet structure and electrical components of the distribution cabinet to ensure that the rights and interests of customers are fully protected.