2024 the 9th International Conference on Cloud Computing and Big Data Analytics (ICCCBDA) will be held in Chengdu, China, between 25-27 April 2024. Several current and upcoming frontier technologies, innovative solutions, research results, as well as enterprises related to cloud computing and big data analytics and their applications will be presented. ICCCBDA has been held since 2016. ICCCBDA 2024 is not just an academic event but a global congregation set against the backdrop of one of the most dynamic ecosystems for Cloud Computing and Big Data Analytics in the world. We look forward to welcoming you to Chengdu, China, where cutting-edge technology and ancient culture converge, offering a holistic view of the industry's past, present, and most importantly, its future.