2026 3rd International Conference on Digital Economy and Computer Science (DECS 2026) will be held in Chengdu, China, during November 13–15, 2026. As a high-level interdisciplinary academic gathering, DECS 2026 aims to bring together leading researchers, scholars, engineers, and practitioners from around the world to exchange cutting-edge ideas, share innovative achievements, and address emerging challenges in digital economy and computer science. The conference covers frontier topics including artificial intelligence, big data analytics, cloud computing, blockchain, information security, intelligent systems, and digital industrial integration. It provides a premier platform for academic communication, technological cooperation, and industrial transformation, promoting theoretical innovation, practical application, and global collaboration across related fields.