This guide efficiently addresses the pain point of low-resolution images in e-commerce, enabling lossless image enlargement and quality restoration. Aimed at e-commerce operators, visual designers, and poster creators, it focuses on how to solve the problem of blurry main images during enlargement using AI super-resolution technology. It covers the selection and comparison of mainstream AI enlargement tools, parameter optimization solutions for different material scenarios, and a complete processing workflow from low-resolution original images to high-resolution commercial materials.