Shenzhen's urban distribution network construction focuses on the high reliability, high density, and high intelligence demands of a megacity. Aiming to become a world-class digital grid and a benchmark for new power systems, it is building a modern framework integrating "a robust main grid, self-healing distribution network, digital twin technology, and green low-carbon solutions." With globally leading power supply reliability and intelligent capabilities, it fully supports the development of the Guangdong-Hong Kong-Macao Greater Bay Area and the pilot demonstration zone for socialism with Chinese characteristics.