Core Viewpoint - The completion and operation of the Rongxi No. 1 substation in Xiong'an New Area marks a significant advancement in the region's power grid construction, enhancing the reliability and capacity of electricity supply to support high-quality development and meet the energy needs of residents and businesses [1][3]. Group 1 - The Rongxi No. 1 substation is the first 220 kV substation in the Rongxi area of Xiong'an New Area, officially put into operation on November 19 [1]. - This substation serves as a crucial hub for the power transmission from the 500 kV substation to the starting area, indicating a key development in the electricity infrastructure of Xiong'an [1]. - The operation of this substation will significantly improve the interconnection capability of the main grid framework and the reliability of power supply in the Xiong'an area [1].