Provision of space on websites for advertising goods and services; advertising for others on the Internet; marketing services by internet; mediation of trade business for third parties; business management for a trade company and for a service company; business intermediary services for the sale and purchase of goods and services; provision of an online marketplace for buyers and sellers of goods and services; commercial management of goods and services for third parties; cost price analysis of logistics; foreign trade agency service; goods import-export agencies; import and export agencies; administrative processing of computerized purchase orders; computerized on-line ordering services; promoting goods and services by means of operating an on-line comprehensive shopping mall; collection, systematization, compilation and analysis of business data and information stored in computer databases; updating and maintenance of data in computer databases