The company was registered and established in Chongqing on August 16, 1994, and listed on the Main Board of the Shanghai Stock Exchange on April 28, 2022. It has built an international marketing center, achieving a global footprint for grain-oriented silicon steel, silicon steel cores, power transmission and distribution equipment, and installation services, with its products and services reaching overseas markets across Southeast Asia, the Middle East, Europe and North America, and Africa. The company focuses on three core business segments: power transmission, distribution, and control equipment—primarily centered on power transformers; grain-oriented silicon steel—led by grain-oriented silicon steel products; and electric vehicle charging, with a particular emphasis on heavy‑truck ultra‑fast charging stations. Its product portfolio includes power transformers, packaged substations, integrated transformer‑charger units, complete sets of electrical equipment and related core products, conventional grain-oriented silicon steel (CGO), high‑permeability grain-oriented silicon steel (HiB), and EV charging solutions. Corporate honors: The company has been recognized as a national-level "Little Giant" enterprise specializing in niche fields, a Chongqing SME specializing in niche fields, a National Intellectual Property Advantage Enterprise, a Chongqing Technological Innovation Demonstration Enterprise, and a Chongqing High‑Tech Enterprise. It has also received numerous accolades, including Chongqing's Hidden Champion award for SMEs and designation as a Chongqing‑recognized Enterprise Technology Center. Additionally, it has been awarded the titles of "National Green Factory," "National Intellectual Property Demonstration Enterprise," "Top Ten Innovative Transformer Enterprises of 2023," "Top 100 Private Manufacturing Enterprises in Chongqing," and "Top 100 Private Enterprises in Chongqing for Technological Innovation." Furthermore, the company has been honored with the title of "Crown Jewel of Chongqing's Manufacturing Industry."
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Permitted Activities: General freight transportation, hydropower generation, specialized cargo transportation (tank-type), and labor dispatch services. (For projects that, according to law, require approval, business operations may only be conducted after obtaining approval from the relevant authorities; the specific scope of business shall be subject to the approval documents or licenses issued by the competent authorities.) General Activities: Manufacturing, sales, maintenance, and installation of transformers, reactors, instrument transformers, wires and cables, and other electrical machinery and equipment; research and development of new materials; production and sales of electrical steel and amorphous materials; manufacturing, installation, testing, and maintenance of power transmission, distribution, and control equipment; manufacturing of high-, medium-, and low-voltage switchgear; R&D, production, sales, and technical services for high-, medium-, and low-voltage electrical appliances and components; mechanical processing; installation of water conservancy and power engineering projects, as well as the development and sale of related technologies and products, technical consulting, and smart grid system solutions; export of power transmission and transformation equipment, and import and export of raw and auxiliary materials, electrical steel, amorphous materials, mechanical equipment, instruments, meters, and spare parts; investment activities using proprietary funds (excluding acceptance of public deposits or disguised acceptance of public deposits, lending, and financial businesses such as securities and futures); energy storage technical services; sales of advanced power electronic devices; R&D of emerging energy technologies; leasing of photovoltaic power generation equipment; manufacturing of photovoltaic equipment and components; sales of photovoltaic equipment and components; manufacturing of distribution switchgear and control equipment; sales of distribution switchgear and control equipment; R&D of distribution switchgear and control equipment; sales of electronic specialty materials; manufacturing of electronic specialty materials; R&D of electronic specialty materials; non-ferrous metal casting; manufacturing of non-ferrous metal alloys; sales of non-ferrous metal alloys; manufacturing of electronic components and electromechanical assembly equipment; sales of electronic components and electromechanical assembly equipment; manufacturing of power electronic components; sales of power electronic components; software development; development of network and information security software; system integration services for artificial intelligence applications; manufacturing of IoT devices; sales of IoT devices; IoT application services; IoT technical services; sales of intelligent warehousing equipment; sales of intelligent material handling equipment; manufacturing of industrial automatic control systems; sales of industrial automatic control systems; technical services, technology development, technical consulting, technical exchange, technology transfer, and technology promotion; leasing services (excluding licensed leasing services); import and export of goods; import and export of technology. (Except for projects that, according to law, require approval, business activities may be carried out independently in accordance with the business license.) (The final scope of business shall be subject to the content approved by the industrial and commercial registration authority.)