HNAC Technology Co., Ltd. provides EPC contracting services and automation solutions to substations, hydropower stations, environmental protection and water treatment, new energy, and pump station projects in China and internationally. The company's products include hydropower automatic systems, pump station automatic systems, intelligent distribution automate systems, water treatment systems, industrial process control systems, DCS control systems, solar power systems, computer monitoring and control systems, and energy storage systems. It also offers engineering services, such as pre project consultation, project construction, personnel training, financing plan management, debugging, project design, quality control and assurance, and quality service and warranty, as well as procurement, logistics, and installation of complete sets of equipment. The company was founded in 1993 and is based in Changsha, China.