With the rapid development of the digital economy, new opportunities and challenges have emerged for business development. Companies seeking stable growth in the fierce industry competition must recognize the importance of brand marketing. The digital economy, with its unique appeal, provides expansive development space for corporate brand marketing. However, brand building is not an overnight achievement but a long-term process gradually shaped in consumers' minds. Thus, companies must adapt to market developments and leverage the power of the digital economy to achieve a digital transformation of brand marketing. The digital economy enables deep interaction between businesses and consumers. Through precise data analysis and personalized recommendations, companies can better understand consumer needs and enhance brand loyalty. By fully utilizing digital marketing tools, companies can quickly spread brand messages, expand brand awareness, and enhance market competitiveness. However, influenced by objective factors, certain issues arise in practice. Businesses need to transform their marketing ideas, create products with unique characteristics, find accurate brand positioning, develop targeted marketing strategies, and enhance brand competitiveness.