Founded in 2004, Shenzhen Sunray Power Co., Ltd is a professional manufacturer which produces and develops uninterruptible power supply (UPS)systems 500VA-200KVA, inverter and solar power systems 300W-20KW. Provide high quality AC Power for home/office data center ect.  Sumry is our trademark; it became a famous brand for it high quality products and competitive price.Meanwhile,Sunray Company also sets a lots service centers with free paid phone number in main cities in china, which able to response customers question immediatley.