Assistance and consultancy services in the field of business management of companies in the energy sector; Wholesale store services, retail store services, online wholesale and retail store services featuring lithium secondary batteries; Arranging and conducting sales events for others of power converters, inverters, chargers for use in renewable energy including photovoltaic and wind power systems; Wholesale store services, retail store services, online wholesale and retail store services featuring solar cells and solar cell modules; Corporate advertisement and promotion; organization of trade fairs for commercial or advertising purposes; sales promotion; marketing services; Business and business administration information, advisory and consultancy services including such services provided on line or via the internet; marketing research studies; economic forecasting services; accounting; import export agencies; Retail store services featuring chemical preparations for use in industry; Retail store services featuring unprocessed plastics for industrial use; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of unprocessed plastics for industrial use; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of protein plastics; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of unprocessed plastics in all forms; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of unprocessed protein plastics; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of plastics, unprocessed; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of unprocessed plastic in the form of powder or granules; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of plastics in unprocessed form, in powder, liquid or paste form; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of polymerization plastics; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of unprocessed plastics for use in the manufacture of polyurethane; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of plastics for modelling; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of semi-processed plastics; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of plastics in the form of sheets, films, blocks, rods and tubes; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of extruded plastic in the form of bars, blocks, pellets, rods, sheets and tubes for use in manufacturing; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of plastic material in extruded form for use in production; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of plastics for manufacturing; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of chemicals used in industry and science; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of waste water treatment chemicals for industrial use; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of chemical preparations for use in industry; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of chemicals for scientific or laboratory purposes; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of biochemical preparations for scientific purposes; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of chemical preparations for scientific purposes; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of chemicals for use in purifying water; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of chemical preparations for the treatment of water; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of active chemical ingredients for use in the manufacture of insecticides; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of chemicals for use in biotechnological manufacturing processes; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of chemicals for use in biotechnological product development; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of water treatment chemicals for use in swimming pools and spas; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of chemicals for the manufacture of pigments; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of chemical preparations for use in the manufacture of pharmaceuticals; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of active chemical ingredients for use in the manufacture of pharmaceuticals; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of chemicals for use in the decontamination of polluted sites; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of chemicals for treating hazardous waste; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of chemicals for use in the manufacture of adhesives; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of chemical preparations in the nature of glue accelerators; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of chemical preparations for brightening dyestuffs during manufacturing processes; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of chemicals for use in the manufacture of paper; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of chemicals for use in the manufacture of solar cells; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of chemical preparations for use in the manufacture of paints; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of chemicals for use in the treatment of waste water; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of industrial chemicals for use in the manufacture of polyurethane; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of chemicals for use in the processing of plastics; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of chemicals for use in the production of synthetic rubber; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of chemicals used in industry and forestry; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of chemicals used in industry/science and photography as well as in agriculture/horticulture and forestry; Business intermediary services in the field of selling products and rendering services relating to the purchase and sale of chemicals used in industry and photography