shopguard

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@user_15292d5a/yjkj-shopguard

Cross-platform shopping risk and after-sales decision skill for mainland China that evaluates merchant credibility, hidden post-purchase friction, refund difficulty, and evidence-retention needs across Taobao, Tmall, JD, PDD, Meituan, elm, and similar marketplaces, then tells the user whether to buy, switch seller, use the low-price path carefully, or avoid the order.