This research aims to 1) study the demographic features to the view of the competitive potential in telecommunication business in Bangkok Metropolitan Region totally 4 sale departments and Metropolitan customer service department. 2) study the association of the effectiveness of marketing communication mix and corporate image in order to promote telecommunication business in Bangkok Metropolitan Region totally 4 sale departments and Metropolitan customer service department. 3) study the association of corporate image in order to promote and increase its potential to compete in telecommunication business in Bangkok Metropolitan Region totally 4 sale departments and Metropolitan customer service department. and 4) study the association of the effectiveness of marketing communication mix and competitive potential in telecommunication business in Bangkok Metropolitan Region totally 4 sale departments and Metropolitan customer service department. The Purposive Sampling was selected as a method to figure out a sample group who was the staff of TOT Public Company Limited in Bangkok. Staff’s job position were as follows; 1) Customer Service Center Manager 2) Financial Administrator and 3) Services Administrator 195 persons in total. The data were collected by using the questionnaire which was divided into 5 parts. The first part was the general information of the respondent’s status. The second part was the viewpoint of the marketing communication mix. The third part was the viewpoint of the corporate image in order to promote marketing. The fourth part was the viewpoint of the competitive potential in telecommunication business. And the fifth part was the closed-ended questions of the problem and solutions. This research was using descriptive statistics to analyze such as frequency percentage average SD (Standard Deviation) t-test One way ANOVA and Pearson‘s Correlation Coefficient analysis as hypothesis testing.

This research aims to study influence of factors on crisis communication in tourism and integrated marketing communication of entrepreneurs and foreign tourists. This study is quantitative research by survey using end-closed questionnaires with data collecting from 400 foreign tourists and 400 entrepreneurs. The statistics used for data analysis by descriptive analysis include Frequency Distributions Percentage Mean Standard deviation. And analyze The Linear structural equations modeling by LISREL. The research results showed that the foreign tourists expected that during the crisis Thailand should ensure the safety of tourists. The most suitable integrated marketing communication tool after crisis is country identities. From entrepreneurs’ side they also expected that the entrepreneur should be communicated directly with officer in charge during the crisis about sale promotion and changed tourism program for safety. Also the most suitable integrated marketing communication tool after the crisis is internet. The linear structural equation modeling of either group is consistent with the empirical data. Thailand reacted to the crisis occurred rapidly by using the two-way communication to provide information to tourists best describe crisis communication at 87 percent. On the other hand marketing promotion best describe integrated marketing communication at 74 percent.