The urban distribution network of Guangzhou aims to achieve the status of a world-class power grid for a megacity and a benchmark for the new power system. It has constructed a modern layout featuring "a robust main grid, self-healing distribution network, digital twin, and green and low-carbon" elements. The reliability of power supply, the level of intelligence, and the capacity for ensuring people's livelihood have consistently ranked among the top in the country, supporting the core engine of the Guangdong-Hong Kong-Macao Greater Bay Area and the high-quality development of megacities.