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金冠电气:从南阳首家科创板企业到特高压“守护者”
Core Viewpoint - The article highlights the significant role of listed companies in China's economic development during the "14th Five-Year Plan" period, emphasizing innovation as a key driver for high-quality growth [1] Company Overview - Jinguang Electric Co., Ltd. was established on March 28, 2005, and went public on the Shanghai Stock Exchange's Sci-Tech Innovation Board on June 18, 2021, becoming the first company in Nanyang and the fourth in Henan to list on this board [1] - It is the first Sci-Tech Innovation Board enterprise in China with a primary business in lightning protection devices [1] Technological Innovations - In 2023, the company developed a 1000kV high-altitude composite outer jacket lightning arrester, which meets the requirements for the construction of the Sichuan-Chongqing UHV project [1] - The product is specifically designed for areas above 3000 meters, addressing the technical challenges of reduced external insulation strength in high-altitude environments [1] - The company completed the development of the world's first ±800kV UHV DC filter high seismic composite outer jacket lightning arrester, which has been applied in the UHV DC project from the upper reaches of the Jinsha River to Hubei [2] Material Development - The company has independently developed a high energy density resistor sheet for converter valve lightning arresters, which was included in the fourth batch of major technological equipment in the energy sector announced by the National Energy Administration in January 2025 [3] - The resistor sheet is manufactured using electronic ceramic processing technology, with approximately 90% zinc oxide and 10% other metal oxides [3] - The company has developed a comprehensive formula system for both DC and AC applications, demonstrating excellent performance characteristics [3] Business Expansion - Since 2021, the company has expanded its business to include the research, production, and sales of electric vehicle charging piles and electrochemical energy storage systems [3] - The charging pile business has grown in response to market demand, with products covering a power range from 7kW to 960kW, applicable in various scenarios [3] Qualifications and Recognition - The company has received several qualifications, including the National Enterprise Technology Center and the recognition of its metal oxide lightning arrester as a champion product by the Ministry of Industry and Information Technology [4] - It has ranked among the top in the bidding share for lightning protection products in the State Grid's procurement over the past three years [4] Standard Development - The company participated in the revision of national standards for high voltage direct current transmission energy dissipation devices, which are set to be published in April 2025 [5]