Abstract
We have promoted for this 3 years the project to reduce the Work-In-Process and the Finished Parts Inventory. The activities to improve the inventory are as follows : 1. Setting of standard for improvements of inventory control system to manage the Work-In-Process and the Finished Parts Inventory to the controlled status, by appropriation of the object of inventory, making visible the status of inventory, perfection of classified inventory and so on. 2. Improvements of manufacturing system and production control system to reduce the manufacturing cycle time, improve the supply of parts and inventory control function and so on. We got the result of 26% improvement of inventory turnover by this project.