With the development of technology, the digital economy era has arrived. The 20th CPC National Congress report pointed out that “efforts should be made to enhance the resilience and security level of industrial chains and supply chains” and “promote the deep integration of innovation chains, industrial chains, capital chains and talent chains”, further clarifying the key tasks for modernizing industrial chains.The dairy industry is a long chain industry that involves agriculture, livestock, industry and services. Yili Group is the leading enterprise in China’s dairy products industry and is located at the core position of the entire industrial chain. Meanwhile, the supply chain is an important force that promotes the healthy and stable development of the entire industrial chain. Therefore, achieving digital supply chain management is a trend for future enterprises. The impact of digital transformation on supply chain operations at Yili from 2016 to 2023 was analyzed, identifed the current challenges faced by Yili Group’s supply chain management, and reasonable solutions are proposed.