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.

Alteration of Denim Clothes for Re – Use : A Case Study on Female Students at Rajamangala University of Technology Phra Nakhon Rajamangala University of Technology Phra Nakhon The objectives of this research were (1) to design and alter old denim clothes for re-use (2) to study the female students’ behavior on purchasing used clothes and (3) to evaluate their satisfaction towards the altered old denim clothes. The stratified sample were 353 female students at Rajamangala University of Technology Phra Nakhon. The research tools were a questionnaire and 6 styles of original products. The data were analyzed by using a standard statistical method and reported as percentage means and standard deviation. Designing and alteration of old denim clothes include decorative addition. The total of 6 styles having an equal number of altered old shirts skirts and trousers were used in the study. It was found that 66.90 percent of female students purchased approximately 1 - 2 pieces of used clothes once every in 4 - 6 months. The most popular products were casual clothes namely jeans of which the satisfactorily pretty styles mainly affected their purchase decision. The result of the analysis on satisfaction towards the altered old denim clothes revealed that the students had strong satisfaction in every style.