35 Commercial trading and consumer information services, namely, auctioneering services, commercial evaluation services, namely, business data analysis, import and export agencies, negotiation and settlement of commercial transactions for third parties, mediation of contracts for the purchase and sale of products, online ordering services featuring heat exchangers and modular cooling tower systems, and price comparison services; retail and wholesale store services, mail order services and online retail and wholesale store services featuring chemicals used in industry, science, photography, agriculture, horticulture, forestry, featuring filtering materials, featuring building materials of metal and process equipment of metal, featuring machines and spare parts therefor for use in power stations, for generating electricity and for use in the gas and processing industries, featuring compressors and spare parts therefor, featuring aerocondensers and spare parts therefor, featuring machines and plants composed for the processing of foodstuffs and spare parts therefor, featuring machines and machine tools, apparatus, devices and parts for the processing industry and spare parts therefor, featuring heat exchangers being parts of machines and spare parts therefor, featuring regulating, checking, controlling and measuring apparatus and devices and electric or electronic switch gears and spare parts therefor, featuring apparatus and instruments and spare parts therefor for conducting, switching, transforming, accumulating, regulating and controlling electricity, featuring process control systems, namely, electrotechnical and electronic apparatus and equipment for process monitoring and process control for the collection, processing and output of data and spare parts for the aforesaid, featuring apparatus for [ lighting, ] heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes and spare parts therefor, featuring oil pumps being parts for cooling systems of transformers, featuring heat exchangers and accessories for heat exchangers and spare parts therefor, featuring non-metallic building materials, and featuring filtering materials of textile; consultancy, advisory and information services relating to the aforesaid services, included in this class