This quantitative research aimed 1) to study operation performance of Thai Gem Businesses. 2) To study factors affecting firm performance of Thai Gem Businesses. The research was collected data by using questionnaire with 452 participants from production group of Thai Gem Businesses. The samples were collected conveniently and analyzed by frequency percentage mean standard deviation Pearson’s correlation coefficient and analysis confirmatory with Structural Equation Modeling: SEM. It was one of all statistic techniques to test for causal relationship of variables. The results found that database information management systems have positively affect strategic management and firm performance of Thai Gem Businesses with significant level 0.05. Database information management systems also have positive affect on strategic management of Thai Gem Businesses with significant level α < 0.05. Besides this research results found that database information management systems has positively direct and indirect affecting firm performance by pass strategic management with direct affect on firm performance equal to 0.346 and indirect affect by pass strategic management equal to 0.575. And total affect was equal to 0.921 with significant level. It showed that overall affect of database information management system on firm performance was more than strategic management affect to Firm Performance (0.603) with significant level 0.05. The analysis of correlation coefficient model showed that measurement between latent variables have positive correlation with significant level α < 0.05. The analysis of Structural Equation Model revealed that it wassuitable harmonize with empirical data ( χ2 / df = 1.489 CFI = 0.997 AGFI = 0.957 RMSEA = 0.08 RMR = 0.004) and consistent with the define hypothesis. The research results described the environmental of firm performance approach to strategic management by TOWS Matrix and recommendation on strategic management to solve problems on firm performance of Thai Gem Businesses in order to develop continuous firm performance for competitive advantage.

This research aimed 1) to study levels of transformational leadership innovative climate knowledge management systems innovative work behaviors and firm performances 2) to investigate causal relationship of transformational leadership innovative climate knowledge management system as well as innovative work behaviors which influenced on performances of the Medical Device Business in Thailand 3) to examine relevance of those variables along with causal relationships of the antecedents affecting performance of the Medical Device Business in Thailand to empirical data. Data were collected from 312 middle level managers in Medical Device Business in Thailand by using questionnaires as a research instrument. All of the data were analyzed using Structural Equation Model. The analysis of correlation coefficient model showed that the latent variables significantly related to one other at statistical level of 0.001. The analysis of structural equation model (SEM) revealed that the model was completely compatible with the empirical data and the hypothesis. (GFI = 0.933 CFI = 0.972 RMSEA = 0.078 RMR = 0.018) The findings also showed that transformational leadership significantly affected innovative work behaviors at statistical level of 0.001. Similarly innovative climate significantly affected innovative work behaviors at statistical level of 0.001. Likewise knowledge management system significantly affected innovative work behaviors at statistical level of 0.001. Finally innovative work behaviors significantly and directly affected the firm performance at statistical level of 0.05.

This research aimed to study consumer demand for food truck consumption decisions and to study food truck investment guidelines a case study: Huai Khwang Chatuchak and Lat Phrao. of 400 persons was a questionnaire. The statistics used were frequency percentage standard deviation. t-test F-test และ Chi-Square (𝑥2) The study found that Most of the consumers are female aged 21-30 years with a bachelors degree. Occupation student / student The cost of using the service per time 101-500 baht frequency for using the service 2-3 times / week The results of the study of consumer demand factors in making decisions on food truck consumption were found that the overall level was at a high level which was found to be the most cost factor. (𝑥̅ = 4.36) Followed by economic factors (𝑥̅ = 4.35) The results of the relationship between demographic factors and food truck service behavior in Bangkok showed that age affected the behavior of choosing to use food trucks in terms of expenses. Times you use food truck service And the frequency of using food truck service The status affects the behavior of choosing to use the food truck service on the cost of each time you use the food truck service. The educational level influenced the behavior of choosing to use the food truck service in terms of the cost of each service used and the frequency of using the service. Occupations affect the behavior of choosing to use food trucks as well as the costs of each time using food trucks. And information sources that affect the decision to use the food truck service Occupational income affects the behavior of choosing to use food truck services on the expenses of each time using food truck services. And the frequency of using food truck service Statistically significant at the 0.05 level.

The purposes of this research were 1) to study the individual factors of Thai women on making decisions about purchasing Thai-style embroidered textiles in the Bangkok area 2) to study the marketing mix factors which have an effect on their decision making 3) to study the decision making of the women 4) to study the relation between marketing mix factors and the women’s decision making and 5) to compare the level of decision making on purchasing of Thai-style embroidered textiles by considering the individual factors. The sample consisted of 400 women who purchased Thai-style embroidered textiles in Laksi Phra Nakorn Phaya Thai and Chatuchak districts. The employed research instruments were a questionnaire. The statistical methods used in analyzing the data were frequency percentage mean standard deviation Pearson Product Moment Correlation and One-Way ANOVA. The results showed that: 1) The main target group was women who were aged between 41 and 50 years single and have bachelor degrees. They were government or state enterprise officers who have an income from 25001 to 35000 baht per month. 2) The target group prioritized marketing mix factors at a high level; the product factor was at the highest average followed by the price factor. The lowest average was the staff factor. 3) The decision making considered several factors; the pattern of Thai-style embroidered textiles had the highest average followed by influencers. The lowest average was the buying frequency. 4) The marketing mix factors (product price channel promotion staff place of selling and service) were correlated with the decision making factor with a significance at the .05 level. And 5) the comparison of individual factors that affect decision making showed that status and average income per month were different while other factors were the same with significance at the .05

The purposes of this research were : 1) to study the business operations of Mee Korat small business owners in Nakhon Ratchasima Province 2) to identify problems of Mee Korat small business owners in Nakhon Ratchasima Province 3) to compare the business problems’ levels of Mee Korat small business owners in Nakhon Ratchasima Province according to business operation problems and 4) to propose guidelines for developing Mee Korat business of small business owners in Nakhon Ratchasima Province. The research population was 35 Mee Korat small business owners in Nakhon Ratchasima Province. The research instrument was a questionnaire. The statistical analyses used in this study were frequency percentage mean standard deviation and one way analysis of variance. The research results can be summarized as follows: 1) For the business operations of Mee Korat the business owners mainly produced Mee Korat products and sold them together with sauce. They have run the business for 16 years with at least 10 employees using personal selling strategies for the products. According to monthly sales reports there were less than 10000 packs of Mee Korat products and the monthly income became less than 200000 baht. 2) The small business owners faced up to medium level business problems. When considering each problem from the most to the least the problems were products sales production personnel finance and management respectively. 3) The comparison of all the level of business problems of Mee Korat small business owners in Nakhon Ratchasima Province showed that the problems included types of products for selling length of business management number of employees business marketing strategies amount of monthly production and monthly income of the business problems of Mee Korat small business owners in Nakhon Ratchasima Province had no statistically significant differences at the .05 level. And 4) the guidelines for developing Mee Korat business were as follows: The small business owners should improve vermicelli quality to prolong the shelf life of vermicelli and provide a variety of flavors of vermicelli. The small business owners should modernize the types of vermicelli and build an online distribution channel. They should also find lending sources with low interest rates to improve business so as to compete with competitors. There should be an implementation of job rotation for employees/members to increase production capacity. Moreover the small business owners should offer more opportunities in administration for new visionary staff and the former administrators should give advice to new administrators to improve the business growth and compete with more competitors.