H&M was founded in 1947 and is now the second largest clothing retailer globally with over 4900 stores. It focuses on fast fashion for customers aged 18-30. One key to H&M's success has been its efficient supply chain that sources materials from over 800 suppliers and delivers products through 30 distribution centers worldwide. H&M aims to provide on-trend styles at reasonable prices through a flexible design and distribution process overseen by 100 designers. It uses various transportation methods like rail, ship, and air to quickly deliver goods from suppliers to stores. H&M also works to accurately forecast demand and maintain buffer inventories to efficiently meet uncertain customer needs.