SWATTEN is a subsidiary of Sieyuan Electric, which was founded in 1993 and listed on the Shenzhen Stock Exchange in 2004. Sieyuan Electric is a manufacturer of electrical equipment specialize in R&D of electric power technology, equipment manufacturing and engineering services, serving a wide range of customers both the domestic and abroad, such as State Grid Corporation of China (SGCC), National Grid UK, ENEL, REE, CFE, etc. with annual sales of over 1.5 billion Euro. Relying on its deep accumulation of power conversion technology, battery management technology and power electronics technology, Swatten focuses on energy storage system and solar inverter products for residential and small-scale commercial and industrial clients. Swatten's products include single-phase and three-phase hybrid inverters, rack-mounted and simple-stack batteries, covering a wide ranze of mainstream residential solar inverter and energy storage system markets such as Europe, Middle east and Oceania.