"How do operations management theories inform decision$-$making processes within manufacturing organizations? Explore the key theoretical frameworks such as Lean Production, Total Quality Management $($TQM$),$ and Just$-$in$-$Time $($JIT$)$ systems. Analyze how these theories guide the optimization of production processes, inventory management, and quality control strategies. Additionally, discuss the role of operations management theories in addressing contemporary challenges such as globalization, sustainability, and technological advancements within the manufacturing sector."