Jinguan Electric
Metal Oxide Surge Arrester（MOA）
National Manufacturing Single-Champion Product
Metal Oxide Surge Arresters — Recognized as Champion Products by the Ministry of Industry and Information Technology of China(MIIT)
Jinguan Electric
Metal Oxide Surge Arrester（MOA）
National Manufacturing Single-Champion Product
Metal Oxide Surge Arresters — Recognized as Champion Products by the Ministry of Industry and Information Technology of China(MIIT)
Jinguan Electric
Metal Oxide Surge Arrester（MOA）
National Manufacturing Single-Champion Product
Metal Oxide Surge Arresters — Recognized as Champion Products by the Ministry of Industry and Information Technology of China(MIIT)
Jinguan Electric
Metal Oxide Surge Arrester（MOA）
National Manufacturing Single-Champion Product
Metal Oxide Surge Arresters — Recognized as Champion Products by the Ministry of Industry and Information Technology of China(MIIT)
Product series
Jinguan Electric's products includemetal oxide varistors, surge arresters (awarded "Manufacturing Industry Single Champion"), power distribution and new energy equipment.
Covering a full range of porcelain-housed, polymer-housed, GIS-integrated, and disconnecting-type metal-oxide surge arresters, suitable for AC and DC systems across multiple voltage levels.
Including Metal Oxide Varistor(MOV) applied with organic glaze or glass glaze, and core units, which serve as the essential components of metal-oxide surge arresters.
Product Center
Jinguan Electric's products include metal oxide varistors, surge arresters (awarded "Manufacturing Industry Single Champion"), power distribution and new energy equipment.
Jinguan Electric
Technology drives the development of the lightning arrester (resistor) industry.
Jinguan Electric (Stock Code: 688517), a Sci-Tech Innovation Board listed company, positions itself as an "Industrial 4.0 craftsmanship enterprise." Specializing in resistor discs, surge arresters, power distribution equipment and new energy products, it's a national high-tech enterprise with multiple R&D centers and national-level technology platforms. Its "Jinguan" brand is a China Well-Known Trademark, and its surge arresters have won the Manufacturing Industry Single Champion award.
Establishment time
Specialized Technology
Enterprise employees
Proportion of R&D personnel
110kV MOA without gap for AC station system
220kV MOA without gap for AC station system
500kV MOA without gap for AC station system
750kV Xinjiang and Northwest Interconnection Second Channel Project
800kV Xiangjiaba Shanghai Ultra High Voltage DC Project
1000kV Yuheng Weifang Ultra High Voltage AC Transmission and Transformation Project
± 1100kV Changji Guquan Ultra High Voltage Direct Current Project
110kV MOA with External insulator Gap for AC transmission line system
110kV MOA with air Gap for AC transmission line system
220kV MOA with air Gap for AC transmission line system
220 kV MOA with External insulator Gap for AC transmission line system
500kV MOA with External insulator Gap for AC transmission line system
500kV MOA with air Gap for AC transmission line system
Cases Sharing
Jinguan Electric has the production capacity of 10kV-1100kV porcelain-housed and polymer-housed metal oxide arresters, and has in-depth cooperative relationships with major partners such as State Grid, China Southern Power Grid, and China National Energy. The company has the most complete range of arrester product specifications and models, including porcelain-coated metal oxide arresters for AC transmission systems, polymer-housed metal oxide arresters, tank-type metal oxide arresters for GIS, metal oxide arresters for DC transmission systems, etc. Various types of arrester products can be provided according to customer requirements.
The company's UHV projects include: the Three Gorges Project, the Beijing Olympic Project, the Shanghai World Expo Project, the Zhengzhou-Wanzhou High-Speed Railway Project, the Beijing Winter Olympics Project, etc.
Strong Technical Capabilities
As a National High-Tech Enterprise, the company possesses top-tier R&D platforms such as a National Enterprise Technology Center and a National Postdoctoral Research Station. With R&D centers in Beijing, Shenzhen, and other locations, its technological innovation capabilities lead the industry.
Highly Competitive Products
The metal oxide surge arrester has been awarded the title of "Manufacturing Industry Single Champion." The product portfolio spans the entire chain, including resistor discs, surge arresters, power distribution equipment, and new energy products, offering a wide range of reliable and high-performance solutions for diverse applications.
Latest News
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On October 14th, the company received a letter of appreciation from Guangdong Power Grid Co., Ltd., expressing heartfelt gratitude for the company's outstanding contributions to the power supply restoration and disaster relief efforts in western Guangdong and the Pearl River Delta region during the typhoons "Hakkasa" and "Mattmo."
On October 17th, Liu Chaorui, former Party Secretary and Director of the Standing Committee of the Municipal People's Congress, and Secretary of the Joint Party Committee and Honorary President of the Municipal Enterprise Confederation/Entrepreneurs Association, led a delegation to the company for a research activity on high-tech enterprises. Wang Haixia, Deputy Secretary of the Party Committee and Chairman of the Trade Union, and company leader Shi Feng warmly received and accompanied the delegation.
Jinguan Electric successfully held its Q3 2025 Business Summary Meeting.
On October 7th, the company's 2025 Q3 Business Summary Meeting was held in the main conference room. The meeting, themed "Focusing on Profit, Driven by Compensation, and Empowering Management," systematically reviewed the Q3 operating results and deployed key tasks for Q4. Chairman Fan Chong, middle-level managers, and key employees gathered to jointly plan a new chapter in the company's development, guided by value creation and centered on profit targets.
Message Feedback
Jinguan Electric's products include resistor discs, surge arresters, power distribution equipment and new energy solutions. As a National High-Tech Enterprise, it maintains multiple R&D centers and national-level technology platforms. The "Jinguan" brand is certified as a China Well-Known Trademark, with its surge arresters awarded the prestigious Manufacturing Industry Single Champion title.
