Abstract
This paper deals with the problems of inventory and warehouse costs for Thai traditional wholesale businesses in consumer
products. The wholesale businesses of consumer products consist of a few hundred of suppliers and almost fifty thousand
Stock Keeping Units (SKUs), whi
main objectives are to know the source of the high inventory and warehousing costs, and to find ways on reducing them. The
study involves shop owners as respondents and uses observational study and interview for data gathering. This research also
applies the concept of basic mathematical model for integrating all segments by applying Excel program in single window of
purchasing, inventory, sales and marketing segments, which is decision maker. The data were then interpreted with the help of
statistical tools. This research reveals that most of Thai traditional wholesale businesses lack knowledge and methodology for
executing business by separating management of procurement and purchasing, inventory and warehouse, and sales segments.
The result also shows that Thai traditional purchasing is decided more by feeling rather than facts. The high inventory and
warehousing costs have occurred by purchasing, so sales and marketing can help to reduce inventory and warehouse costs.
Therefore, if the integration of all segments is a single window management, then it becomes the best way for executing
business.