The emergence and development of e-commerce.. link between major companies and sub-suppliers and the electronic exchange of documents and the completion of all business transactions on the Internet

Occupies e-commerce between businesses and economic sectors of the bulk of electronic transactions between the college and its ratio to about 80%.
E-commerce has passed between the economic sectors of the business to be reached this point of dealing with three basic stages began since the start of the use of computers in the institutions and economic structures:
The first phase is considered the link between the main stage companies and suppliers of any sub-Supply Chain between the parent company and branches that follow her.
The second phase has begun mail exchange between major companies and various suppliers Data Interchange Electronic and through the use of value-added networks Networks Value Added.
The third stage is the stage of the electronic exchange of documents and completion of all business transactions on the Internet and Electronic Commerce is the current phase of the deal.
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