220W pv modules,have TUV,IEC,CE,UL,MCS,ISO have good warranty and reliable insurance good quality best prices ,black panel. 1) Thin film deposited on the front surface by PECVD acts as antireflection coating and gives a uniform dark blue appearance.2) pv modules are extruded by a sheet of toughened imported glass of high transparency,endurable EVA,a sheet of mono-Crystalline cells with ...