1. Autun Company
Aoxun's main products include microcomputer-controlled high-frequency switching DC power supply system, power dedicated UPS power supply and power dedicated inverter power supply system, DC and AC integrated uninterrupted power supply equipment for power, new energy electric vehicle charging, 1E (nuclear safety level) high-frequency switching DC charging device for nuclear power plant, power monitoring equipment, intelligent microgrid system, high-voltage DC power supply system for communication, power quality control equipment and other products, and provide maintenance services for operating equipment. The market share of substation charging devices delivered by the company ranks first in the State Grid and China Southern Power Grid. "Aotexun" has become the leading brand in the industry. The company is a leading enterprise in the power supply subdivision industry of electric power automation.
2. Far East shares
Far East Cable is one of the largest and most competitive smart cable manufacturers in China, and it is also the first winner of the national quality award in the industry. And has been awarded the titles of "National Quality Benchmarking Enterprise", National Cable Industry Quality Leading Enterprise, National Quality Trustworthy Product, National Wire and Cable Industry Quality Leading Brand, China Quality Integrity AAAAA Enterprise, National Customer Satisfaction Enterprise, "3. 15 National Quality Integrity Brand Excellent Demonstration Enterprise" and National Quality Integrity Benchmarking Typical Enterprise.
3. BYD Company Limited
BYD Co., Ltd. is mainly engaged in automobile business, mobile phone parts and assembly business, rechargeable batteries and photovoltaic business, including new energy vehicles and traditional fuel vehicles, and actively expands the urban rail transit business. The company's main products are rechargeable batteries and photovoltaic cells, mobile phone parts and assemblies, automobiles and related products. BYD's leading position in the global field of new energy vehicles. BYD's new energy vehicle product structure has been further improved, and its sales volume still ranks among the top in the world.
4. Gao Chang Group
The main business of Hunan Gao Chang High Voltage Switch Group Co., Ltd. is to provide high voltage disconnectors (DS), combined electrical appliances (GIS), circuit breakers (CB), complete switchgear, ring network cabinets, postal circuit breakers, distribution automation terminals and other products, as well as power design and engineering services. The company's main products are power transmission and transformation equipment products, power design and service, power engineering construction and new energy power generation. The company has successively provided services for the first 1 100kV UHV AC transmission project in China, the world's first 800kV UHV DC transmission project, the world's first 600kV voltage level DC transmission project, the first UHV DC transmission line in China, the first cross-regional DC networking transmission project in China, the "Power Transmission from West to East" and the world's first flexible DC network project.
5. Hekang Xinneng
The main business of Beijing Hekang Xinneng Technology Co., Ltd. is the research and development, production and sales of related products in the field of industrial automation and the operation of energy-saving and environmental protection-related industries. The company's main products are high-voltage inverter and low-voltage inverter and other core components and automation system solutions. The company is one of the earliest listed inverter enterprises in China, and also one of the main participating units in the formulation of national standards for high-voltage inverters.