Shenzhen Guodian Yuenneng Energy-saving Technology Co., Ltd. is a high-tech enterprise in Shenzhen, established in 2014 with a registered capital of 35 million yuan. It is a research-oriented high-tech enterprise specializing in the development, production, and sales of intelligent energy-saving power products, power electronic products, and monitoring and communication products.

Guodian Yuenneng's main products include the 3H® Intelligent relay power series, UPS uninterruptible power supplies, EPS emergency power supplies, APF active power filters, frequency conversion power supplies, voltage stabilizing power supplies, low-power monitoring, emergency telephones and broadcasting systems, as well as power Internet of Things intelligent monitoring systems, among which the 3H® AC long-distance intelligent relay power supply is a high-tech intelligent product specifically designed to solve the problem of low-voltage long-distance power supply. It integrates DSP chip control technology, digital sampling technology, closed-loop adaptive regulation technology, and current zero-crossing switching technology. It has obtained multiple national invention patents, new utility model patents, and control software copyrights, perfectly solving the pain points of long-distance transmission in the low-voltage distribution field and completely overcoming the problems of loss and low voltage in the "last mile" of low-voltage distribution. It can significantly save investment and energy consumption and is a safe, efficient, and precise green and environmentally friendly intelligent high-tech product. The company's products can be widely applied in rail transit, bridges, tunnels, municipal roads, expressways, comprehensive pipe galleries, power rural network transformation, petrochemicals, airports, ports, parks, tourist attractions, communications, defense, scientific research, industrial and mining enterprises, construction sites, etc.

Guodian Yuenneng has a team of highly qualified, professional, and capable technical elites and R&D teams. Its products have obtained CE certification and ISO9001 product quality certification, and it holds multiple invention patents, new utility model patents, and control software copyrights. All products have complete independent intellectual property rights and comply with China's industry standards for low-voltage side power management systems, providing reliable equipment and technical support for end users in a scientific, intelligent, and systematic manner.