This paper aims at the disputes of the pillar trades that support tourism industry,making use of the gray connection theories to analyze seven main factors that affect the development of tourism industry,and establishing the position of tourism shopping industry in the development of tourism industry.

Talk about how to develop the dwelling houses and real estate industry to be the pillar industry of Datong;

On transformation of Pan′an′s medicinal materials industry into its pillar industry;

Thought and countermeasure of developing the pillar industry of Shenyang;

Study on Regional Agricultural Mainstay Industry Development of Hebei;

Its key issue is the indistinct mainstay industry.

The concrete steps should be combining the local reality,taking various measures,and giving priority to develop the key scenic spots so as to make local tourism as mainstay industry.

In this article ,the author sets forth the necessity and possibility of turning fast-growing and high- yield forest industry into the main industry in Guangxi,puts forward the proposals of operation in detail.

At last brings forward the main industry and developing plan on marine economy in terms of strategic view of marine economy development using industry economy theory.

Change the development pattern of Xi'an pillar industries to realize the construction of ecological city

How can we solve this contradiction and makeit possible to advancl a rapid development economically in impover isned areas in a short pervod of time?It is agreed that building up pillar industries is quite effective in this respect,In this article,the advan-tages and disadvantages of impoverished areas were analyzed,the denotation and function of pillarindustures and the.