This paper also explored a new perspective to address market segmentation for telecom carriers and analyses the outlook of fixed-line market in western Chin.

It is also makes an anatomy of the main structure of the competitive intelligence business at home,its segment market and business patterns.

This paper reviews the literature on the impacts of the rail transportation on property values,and points out that sub-market effect is the significant factor that causes the mixed conclusions of the existing studies.

The author tries to apply the ideal point way to subdivide market, mean- time, evaluates the value of many subdivision market programs with multitargets, so as to select the best scheme and formulate corresponding marketing strategy.

Consequently, how to widen their room to survive, seeking their own subdivision market, and extending their lives are the same questions of medium and mini real estate companies.