Hysia is a cloud-based platform designed for the development and deployment of video-to-retail (V2R) applications. It integrates state-of-the-art libraries such as NVIDIA video SDK and Facebook faiss, efficiently utilizes GPU computation, and allows developers to easily bind new models to keep up with rapidly changing deep learning techniques. Hysia addresses industry and academic needs in large-scale multimedia by providing optimized V2R-related services, including data engine, model repository, model serving, and content matching.