Core Insights - The article highlights the transition of the Guizhou power supply bureau from traditional power supply methods to smart operation and maintenance through digitalization [1][2]. Group 1: Digital Transformation - The service team has implemented digital solutions by deploying IoT terminals in the FAST demonstration area, creating a "perceptive neural network" for a digital power grid system [2]. - The reliability of regional power supply has been enhanced to 99.97%, and the voltage compliance rate has improved to 99.999% [2]. Group 2: Operational Efficiency - The FAST operation monitoring platform, based on the electric Hong technology, provides a "holographic mirror" of the physical power grid in the digital space, enabling intelligent judgment and early warning for distribution equipment [4]. - This new smart operation model has improved the power supply quality in the FAST core area while significantly reducing operational costs, with an expected reduction of over 400 on-site inspections annually [4].