With 11,500-plus visitors , 1,500-plus conference attendees and 180 exhibitors , Intersolar has become the most important platform for manufacturers , suppliers , distributors , service providers , investors and partners of the solar industry . Intersolar South America takes place at the Expo Center Norte in São Paulo , Brazil , and has a focus on the areas of photovoltaics , PV production technologies , energy storage and solar thermal technologies . www . intersolar . net . br 87