In today's wave of digital transformation, ESG sustainability has become a core strategy for enterprises pursuing long-term operations, promoting balanced development in environmental protection, social responsibility, and corporate governance. Online marketing leverages data analysis and user insights to create precise market strategies for businesses, while artificial intelligence (AI) technology revolutionizes business operations through automation and intelligent decision-making. Blockchain technology, with its decentralized nature, brings innovative solutions to financial services and supply chain management. Meanwhile, advancements in wireless communication and networking technologies, especially the widespread adoption of 5G, provide robust infrastructure support for IoT applications and smart city development, accelerating industrial innovation and opening up new business opportunities.