Business consulting services in the fields of energy measurement to improve energy efficiency within residential, commercial, industrial and institutional facilities; Development, operation and administration of digital signage systems and digital advertising systems for others, namely, providing advertising space by electronic means and global computer information networks; Import-export agency services; Planning and conducting of trade fairs, exhibitions and presentations for economic or ad...

Batteries; Transformers; Accumulator boxes; Batteries for vehicles; Battery chargers; Electric accumulators; Electric control panels; Electrical storage batteries; Galvanic cells; Photovoltaic cells; Photovoltaic cells also including a solar thermal collector sold as a unit; Photovoltaic inverters; Power wires; Solar batteries; Solar panels for the production of electricity