This research aims to 1) the improved manufacturing operations in electronic Top Line (Thailand), 2) to apply the principles of education, working with the theory of lean production. Were analyzed to reduce the plant's total production fell to less than 10%, the extent of research since. Preparation fabric The production is set in operating room electronic delivery to customers. Step in the implementation of research began. A preliminary study on the information of the plant. The preliminary data analysis and propose possible solutions and improvements. After that, the experimental performance of the proposed approach. To compare performance. Before - After The results were then The improvement in this research. Has focused on improving the new ways of working to make it work effectively.