Use when diagnosing or improving Chinese ecommerce main images, search-result cards, product-page screenshots, ad creatives, competitor image sets, designer briefs, AI image prompts, CTR problems, click hooks, visual hierarchy, platform fit, or main-image A/B test plans for Taobao, Tmall, JD, Pinduoduo, Douyin, Xiaohongshu, 1688, or similar marketplaces.