(250415) -- XIONG'AN, April 15, 2025 (Xinhua) -- A robot conducts inspection work at a cable tunnel in Xiong'an New Area, north China's Hebei Province, April 15, 2025. In recent years, the local power sector of Hebei has been promoting power grids construction of Xiong'an New Area in accordance with the standards of first-tier cities in China. Under the concept of green, innovative and smart development, the construction of electrical substations would be integrated with urban landscape design, and many intelligent power projects have been finished. (Xinhua/Mu Yu)