HNAC Technology Co., Ltd. provides intelligent control software, hardware, and system solutions in China and internationally. Its offerings include energy products such as battery packs, zero-carbon cabins, charging piles, system panels, membrane fibers, energy storage converters, and EMS, as well as residential, commercial, and industrial energy storage systems; hydropower products including hydraulic turbines, turbine inlet valves, speed regulators, generators, and excitation systems; mechanical and electrical equipment such as microcomputer protection measurement and control devices, monitoring and protection system devices, medium and high voltage switchgears, AC&DC systems, and SCADA systems; and measurement meters. The company also offers engineering contractor services for new energy, hydropower station, substation, pump station, and water treatment projects, and operation and maintenance services for power station, hydraulic, renewable energy, water plant, and distribution networks. In addition, it provides EPC contracting, installation and commissioning, project investment and financing, rehabilitation and modernization, consulting and design, operation and maintenance, equipment manufacturing and assembly, and technical training. It serves the hydropower, new energy and energy storage, power transformation and distribution, and water treatment and conservancy industries. Founded in 1993, the company is headquartered in Changsha, China.