Chow Tai Fook's purchasing is cheap because they have a strong supply chain advantage. As a large jewelry retailer, Chow Tai Fook has established long-term cooperative relations with many suppliers, and has a large purchase volume, so it can obtain a lower purchase price. At the same time, Chow Tai Fook also reduced costs by streamlining intermediate links and efficient management, and reflected these concessions in product prices. Therefore, consumers can enjoy relatively low prices.