Advertising, namely, on-line advertising and publicity; business management, namely, on-line business management and consultancy services; electronic business appraisals; business administration and office functions, namely, on-line commercial administration services and administrative processing of orders by electronic platforms; electronic tenders management, namely, management of procurement proposals; electronic negotiation and contracting management procedures concerning the sale of goods or services; invoicing, namely, electronic invoicing

Construction, namely, on-line offer and procurement of services rendered by contactors or subcontractors in the construction of buildings; repair and installation services, namely, on-line brokerage procedures concerning the repair and installation of goods and services used in construction; on-line contracting services relating to the construction of buildings, roads, bridges, dams and transmission lines and on-line services relating to contracting of specialists in the field of construction such as those of painters, plumbers, heating installers and roofers

Scientific and technological services, namely, computer programming and development of electronic e-commerce platforms/portals; business to business electronic process integration research services provided by computer programmers and business consultants; design and development of computer software, electronic platforms/portals and e-commerce platforms/portals