7th International Conference on Big Data (CBDA 2026) will provide an excellent international forum for sharing cutting edge knowledge and research results in the theory, methodology, and applications of Computer Science, Engineering, and Information Technology. CBDA 2026 brings together researchers, practitioners, and industry experts to exchange ideas, discuss emerging challenges, and explore innovative solutions in the rapidly evolving field of Big Data. The conference aims to foster collaboration across disciplines and promote advances in large scale data analytics, intelligent systems, and data driven technologies that are shaping the future of science, industry, and society.