dc.description.abstract | With the product competition in international environment, the main challenge for companies is how to quick response to customers, and how to meet customer requirements rapidly and efficiently. The ability of controlling inventory level becomes the one of key element for successful companies.
Along with the fierce competition in the supply chain, more and more companies using Vender-Managed Inventory (VMI) as the strategy of collaborative replenishment in order to meet customer demands quickly. This study is aimed to investigate VMI replenishment model and focuses on VMI system and the difficulties that case company is faced with during replenishment process.
Based on the literature review and case study, this study uses Cause and Effect Diagram of quality control tool to identify the root cause of why the inventory level is not under control, and then uses Drum-Buffer-Rope (DBR) planning system approach supplemented by Statistical Process Control (SPC), Product Life Cycle (PLC), and Time Series Forecast methods to build a VMI replenishment model for case company to improve the inventory levels. After verifying by case company historical data, the VMI replenishment model can be provided to relevant industry as a solution for practical using.
The results of this study show that VMI replenishment model applied by DBR planning system is feasible and effective. Compared with Forecast Push System which used by case company originally, there is 70% of improvement in product introductory state on inventory level controlling, 39 % of improving in product growth stage, 32% of improvement in product maturity stage, and 85% of improving in product decline stage. The significant improvement is achieved. | en_US |