Group 1 - The central political bureau member and Shanghai municipal party secretary Chen Jining visited the Zhengtai Smart Electric Port Park to understand the development plans and technological breakthroughs of Zhengtai Electric [1][14] - The world's first hollow ring superconducting parallel reactor, developed by State Grid Shanghai Electric Power Company and partners, was put into operation, marking a significant breakthrough in superconducting power equipment [1][14] Group 2 - The 220 kV transformer substation for the fourth phase expansion of Pudong International Airport was completed and put into operation, enhancing the airport's power supply reliability and supporting sustainable development [6][19] Group 3 - Shanghai Electric Power Transmission and Distribution Engineering Company launched distributed photovoltaic projects in three districts, contributing to the "dual carbon" goals and enhancing green energy production [8][21] - The projects are expected to generate an annual output of 3,593.73 MWh, replacing 3,851 tons of standard coal and reducing CO2 emissions by 8,524 tons [10][23] Group 4 - Shanghai Najie Electric Equipment Co., Ltd. won contracts for the supply of equipment for multiple metro lines in Shanghai, enhancing the city's transportation infrastructure [12][25] - The company provided customized environmental control solutions for the metro, focusing on reliability, intelligence, and energy efficiency [13][26]