This document discusses production planning and control. It defines production planning as deciding future manufacturing operations and preparing production schedules. Production planning involves determining equipment needs, material handling systems, and operation sequences. It occurs at three levels: factory, process, and operation. Production control ensures desired quality and output are achieved on time by regulating material and production flows. Techniques of production control include programming, ordering, dispatching, progressing, and inventory control. Production planning establishes goals and strategies while production control implements and regulates operations to achieve efficiency.