Sopray Energy is the professional manufacturer of mono-crystalline & poly-crystalline solar modules. Sopray is dedicated to provide our customers with high-quality solar energy solutions through global applications of solar modules. Our products strictly comply with IEC61215, IEC61730, ISO9001, UL, TUV, CE, among other renowned international standards. Sopray supply 10 years factory quality warranty, and 25 years performance warranty (10 years of 90% and 25 years of 80%). Office and warehouse in Germany, USA, HK and Japan for fast delivery and after sales service.