CYG provides a comprehensive series of products covering the entire distribution automation chain. Based on the primary grid framework and equipment, with the distribution automation system at its core, it enables the monitoring and control of the distribution network. Its core products include: the distribution master station system (PRS-3000 series), which implements data acquisition and monitoring as well as advanced application analysis; distribution terminals, such as the "three-remote" feeder terminal unit(FTU) for pole-mounted switches and the distribution terminal unit(DTU) for ring main units/switch stations, responsible for data collection, fault detection, and control execution; and the distribution transformer terminal unit(TTU), used for condition monitoring and fault location. These products support various FA solutions, adhere to the IEC 61850 standard, offer high reliability, and are designed to achieve rapid fault isolation and restoration, enhancing power supply reliability and management efficiency.