A supply chain is the network of suppliers, distributors and subcontractors used by a manufacturer to source its raw materials, components and supplies. Logistics companies store, transport and distribute supplies and work-in-progress within the supply chain and distribute finished products to customers or intermediaries. Integrating supply chain and logistics operations improves efficiency and reduces costs, increasing the manufacturer's competitive advantage.
Fundamental changes have occurred in today's economy. These changes alter the relationship we have with our customers, our suppliers, our business partners and our colleagues. IT developments have presented companies with unprecedented opportunities to gain competitive advantage. So IT investment is the pre-requisite thing for each firm in order to sustain in the market.