Core Viewpoint - The Southern Power Grid's Yunnan Pu'er Power Supply Bureau has successfully developed and launched the first intelligent operation and maintenance early warning platform for relay protection, which enhances the reliability and efficiency of power grid operations [1][2] Group 1: Technological Advancements - The platform enables automatic comparison of relay protection settings across all voltage levels, visualizes operation and maintenance, and provides automatic diagnosis of the health status of protection functions [1] - It addresses the fragmentation of relay protection operation data and the lack of a multi-source data clustering mechanism, which previously limited data mining and application [1] Group 2: Operational Impact - The platform has been implemented in the Yunnan power grid, allowing real-time automatic diagnosis of the health status of protection functions using holistic data from the grid's operational modes [2] - The technology is set to be promoted across the entire Yunnan power grid, providing decision-making support for relay protection maintenance personnel and enhancing the stability of power grid operations [2]