EFFICIENCY IMPROVEMENT OF LAUNDRY BUSINESS: CASE STUDY OF JANYA LAUNDRY

Abstract

This research aimed to solve the problem of Janya Laundry shop, who experienced ineffective work. There were many wastes, such as over processing time, duplication of work, and unnecessary move. Those wastes resulted in the unnecessary overtime labor cost. In addition, there was also problem of poor space management which resulted in low space utilization and long product searching time.  Therefore, this research proposed 7 Wastes elimination concept and space layout concept with visual control to solve the inefficient workflow and inefficient space, consecutively.  The results of the study showed that 1) new workflow gave 6% less of the overall working time than the original workflow, 2) total operation cost can be reduced by 23.83%, and 3) new layout with visual control concept produce 60% less for product searching time than the original layout.