Strategic information system is developed on the basis of EDPS, management information system, decision support system and office automation system under the guidance of competitive information management strategy.
Strategic information system is an information system that gives the company a competitive advantage by generating new products and services, changing the relationship with customers and suppliers, or changing the internal operation mode of the company.
Information system strategy
In the mid-1980s, the application of information technology in some enterprises achieved great success, which brought obvious competitive advantages to these enterprises and greatly promoted their development. At this time, people began to pay attention to how to apply information technology Strategically and strategic information system (SIS).
The concept of information system began to appear, which aroused people's great interest and concern and was widely studied.
At 1988, Charles. Wiseman gave a representative definition of strategic information system: "Successful strategic information system refers to the use of information technology to support or reflect the competitive strategy and business plan of enterprises, so that enterprises can gain or maintain their competitive advantages, or weaken the competitive advantages of competitors".
Refer to the above content: Baidu Encyclopedia Strategic Information System