Place of Origin : Wenzhou,China

"Fangpusun Grid 300 and Fangpusun Grid 500
The inverter comprises the Fangpusun Grid 300 and Fangpusun Grid 500 inverters, with rated outputs of 300 W and 500 W, respectively.
Grid 300 and Grid 500 are built in a modular manner and are simple to install. With distribution over three phases, the system can at any time be expanded as desired, and thus flexibly adapts to your solar power system.
http://www.fangpusun.com/