Advertising, marketing and public relations; organization of exhibitions and trade fairs for commercial or advertising purposes; development of advertising concepts; provision of an online marketplace for buyers and sellers of goods and services; office functions; secretarial services; arranging newspaper subscriptions for others; compilation of statistics; rental of office machines; systemization of information into computer databases; telephone answering for unavailable subscribers; business management, business administration and business consultancy; accounting; commercial consultancy services; personnel recruitment, personnel placement, employment agencies, import-export agencies; temporary personnel placement services; auctioneering.

Treatment of common metals; treatment of precious metals; development of photographic and cinematographic films; photocomposing, photographic printing, photogravure; drying, canning, freezing, smoking and preserving of foodstuffs; providing information in the field of food manufacturing; slaughtering of animals; leather working and fur conditioning; saddlery working; textile treating, wool treating; tailoring, embroidery; framing of works of art; treatment of liquids, chemicals, gas and air for industrial use; grinding of glass and optical glass; custom assembling of materials for others; services of a dental technician; pottery firing; production of energy; rental of generators; paper treating; printing, bookbinding; treatment of plastics.