JINGUAN ELECTRIC

Company Profile

Jinguan Electric Co. Ltd. (listed on the STAR Market of the Shanghai Stock Exchange, stock code 688517), is committed to becoming a "craftsman enterprise in the era of Industry 4.0", creating value and promoting social progress. The company implements a focused strategy and is committed to "digging 100 meters deep in 1 meter of space" to build core competitiveness. There are 4 product categories:resistor blocks, surge arresters, distribution grid, and new energy. Among them, resistor block
products include organic enamel resistors, glass enamal resistors, and core group products; surge arrester product lines include porcelian-housed arrester, polymer-housed arrester, GIS arrester and arrester with series gap ; Intelligent distribution gird equipment includes high-voltage switchgear, gas-filled cabinets, pole-mounted circuit breakers, ring network cabinets (boxes), JP cabinets, cable branch boxes, low-voltage switchgear, and box-type substations; New energy product line includes AC and DC charging pile products in various power ranges, energy storage equipment, solar + storage + charging + DC distribution + flexibility interactive systems, etc.

The company is a national high-tech enterprise with R&D centers in Beijing, Shenzhen, Xi'an and Zhengzhou. It has built a national enterprise technology center, a national postdoctoral workstation and Henan Province UHV transmission and distribution engineering technology research center. Jinguan together with the logo was recognized as a China well-known trademark by the State Administration for Industry and Commerce, and its metal oxide surge arrester products were recognized as a single champion product in the manufacturing industry by the Ministry of Industry and Information Technology.

2005

Establishment time(year)

205 +

Specialized technology

450 +

Enterprise employees

17 +

Proportion of R&D personnel

Company Honors

Technology drives the development of the surge arrester (resistor) industry.

National Green Factory

Manufacturing industry single champion

High and new technology enterprises

Outstanding Enterprises with Outstanding Tax Contributions in 2023

Henan Province May Day Labor Award

Henan Province Innovation Leading Enterprise

National Enterprise Technology Center

Famous Trademark of China

Qualification certificate

Technology drives the development of the lightning arrester (resistor) industry.

lSO Certificate

ISO/lEC 17025 Laboratory Certificate

IRlS Certificate

KEMA Test Report

History

Technology drives the development of the lightning arrester (resistor) industry.

2024

Honored with the title of "Benchmark for Digital Transformation of Small and Medium-sized Enterprises" in Henan Province Digital Pilot in 2024

2023

● Won the honorary title of "National Green Factory" by the Ministry of Industry and Information Technology ● Developed high-altitude 1000kV UHV composite jacket arrester and passed the external insulation test. The No. 1 plant and supporting areas of the Neixiang Intelligent Electrical Industrial Park Construction Project (Phase I) were completedtests.

2022

● The "Key Technology and Engineering Application of Earthquake Resistance of Electrical Equipment of UHV Substations in Strong Earthquake Areas" project won the first prize of the 2021 Electric Power Construction Science and Technology Progress Award ● Beijing, Shenzhen, Xi'an, and Zhengzhou R&D centers were established

2021

● Selected as a qualified supplier of CRRC Tangshan Locomotive and Rolling Stock Co., Ltd. ● Listed on the Science and Technology Innovation Board of the Shanghai Stock Exchange (the fourth company listed on the Science and Technology Innovation Board in Henan Province), stock code: 688517

2020

The company's first science and technology innovation conference invited academicians and experts to give lectures and rewarded outstanding technical contributors

2019

● The Metal Oxide Arrester product has been recognized by the Ministry of Industry and Information Technology of China as a "Champion Product in Manufacturing." ● The heavy-duty 10kV AC gapless metal oxide arrester, jointly developed with the China Southern Power Grid Research Institute, has successfully passed the new product appraisal by the China Machinery Industry Federation. ● A strategic investment agreement has been signed with State Grid Yingda Group. ● The Zhengzhou-Wanzhou high-speed railway uses our lightning arresters for high-speed railways across the line.

2018

● The lightning arrester for ±500kV DC circuit breakers applied in flexible DC power grids ● Technology Center has been recognized by five ministries and commissions as a "National Enterprise Technology Center."

2016

1,000kV Yuheng-Weifang UHV Power Transmission and Transformation Project (1,000kV polymer-housed lightning arrester).

2015

R&D, Production, and Sales of Smart Distribution Network Products.

2013

● Four products, including the 750kV polymer-housed lightning arrester, have passed the new product evaluation of the China Machinery Industry Federation. ● 750kV Polymer-housed Lightning Arrester ● 330kV Polymer-housed Lightning Arrester ● For Protection of 500kV System Series Capacitor Banks ● Porcelain/Polymer-housed Metal Oxide Voltage Limiter

2012

● Four products for UHV DC systems, including lightning arresters, have passed the new product evaluation of the China Machinery Industry Federation. 　 ±800kV UHV AC Filter Porcelain-housed Lightning Arrester 　 ±800kV UHV AC Filter Porcelain-housed Lightning Arrester 　 ±800kV Polymer-housed Lightning Arrester for UHV Metal Circuit Switching Bus 　 ±800kV Polymer-housed Lightning Arrester for UHV Polarity Bus ● Won the bid for the world's first 750kV substation with fully composite external insulation for equipmen

2010

● Jinguan Electric's lightning arrester series products have passed KEMA witnessed tests for 110kV, 220kV, and 500kV. ● Became one of the four suppliers of UHV lightning arresters.

2009

● Since January 4, 2009, our 1,000kV UHV lightning arrester has been operating safely in the State Grid's AC UHV Test Base with good parameters. ● On November 14, 2009, our 1,000kV UHV lightning arrester and other products passed national-level evaluations: Gapless Metal Oxide Lightning Arrester for 1,000kV AC Systems Gapless Metal Oxide Lightning Arrester for 750kV AC Systems Polymer-housed Metal Oxide Lightning Arrester for 500kV Transmission Lines Tank-type Metal Oxide Lightning Arrester for 500kV GIS Gapless Metal Oxide Lightning Arrester for 330kV AC Systems

2005