features: 1) the modules are designed in consistent with iec61215,iec61730 standards,manufactured with advanced materials and equipment,which ensure the excellent electrical performance. 2) thin filmdeposited on the front surface by pecvd acts as antireflection coating and gives a uniform dark blue appearance. 3) modules are extruded by a sheet of toughened imported glass of hightransparency,endurable eva,a sheet of mono-crystalline cells with effieciency and a sheet of tpt,which has proven to be suitable for different weather and prevent moisture from penetration into themodule. 4) heavy quality anodized aluminum frame provides high wind resistance and convenient mounting access. 5) a waterproof versatile junction box ensures the safe connection. 6) the appearanceand electrical performance of every module are tested to guarantee high quality. 7) module size can be changed according to customer's requirement. 8) under 10% decrease of output power within 10years and under 20% decrease within 25 years.