The world of manufacturing is dynamic. There have been a steady evolution in Manufacturing Planning and Control (MPC) system. Global competition forces companies to change their practices in MPC system continously with the pace of MPC evolution. Production planning in MPC have always been an important area for improving the effectiveness of manufacturing. It provides key communication links from top management to manufacturing, determines the basis for focusing the detailed production resources to achieve the strategic objectives of the firm. Matsushita Precision Industrial Co. (M) Sdn. Bhd., an electrical components manufacturing company is chosen to study the production planning concepts, techniques, and systems applied in manufacturing. Relevant data are collected for analysis and the achievements are evaluated. Ideas or methods will eventually be suggested to improve the effectiveness of the MPC system.