The comparison of the information feedbacks from the callisthenics team members by multiple ways shows that under the routine conditions the effect of the training by applying the theory of multiple information feedbacks is better than that of the traditional training, which will be helpful to optimize training and to improve results.

In the age of fast development of information,the analysis of tourists behaviors based on information channel has great effect on tourism market.

The content of risk communication for different roles is different because of their functions and information channels.

The information channel differentiation in terms of consumptive behavior in rural tourism deserves special concern.

This paper summarized the characteristics and demands of rural tourism of seniors citizens in Shanghai,analyzed demands,information channels,and motivation factors of seniors traveling to rural area,by using data of questionnaire and interviews conduced in shanghai from April 2,2006 to May 19,2006,and provided some suggestions for promoting the .

Hui Merchants in the Ming and Qing Dynasties set up business information channel systems by taking advantage of kinship network,educational resources,social association,traditional means of communication and management characteristic,which paved the way for their superiority in market competition.