diff --git a/apps/web/src/pages/products/components/ProductCard.tsx b/apps/web/src/pages/products/components/ProductCard.tsx
index 8f1ff35ad..5a447ab5e 100644
--- a/apps/web/src/pages/products/components/ProductCard.tsx
+++ b/apps/web/src/pages/products/components/ProductCard.tsx
@@ -221,7 +221,7 @@ export const ProductCard: React.FC<ProductCardProps> = ({
               product.duplicateRate > 0 ? ` ${dupClass}` : ""
             }`}
           >
-            查重率：{product.duplicateRate > 0 ? `${product.duplicateRate.toFixed(1)}%` : "-"}
+            查重率：{product.duplicateRate != null ? `${product.duplicateRate.toFixed(1)}%` : "-"}
           </span>
         </div>
       </div>