diff --git a/src/main/java/com/example/building/service/impl/ProductServiceImpl.java b/src/main/java/com/example/building/service/impl/ProductServiceImpl.java
index 771f257..7695616 100644
--- a/src/main/java/com/example/building/service/impl/ProductServiceImpl.java
+++ b/src/main/java/com/example/building/service/impl/ProductServiceImpl.java
@@ -68,16 +68,16 @@ public class ProductServiceImpl implements ProductService {
 
     /**
      * 删除分类
-     * 需要先处理关联的产品（硬删除已软删除的产品）
+     * 检查是否有商品使用该分类，存在则不允许删除
      */
     @Override
     public void deleteCategory(String id) {
-        // 先将关联该分类的产品的 category_id 置空（处理软删除的产品）
-        Product product = new Product();
-        product.setCategoryId(null);
-        productMapper.update(product, new LambdaQueryWrapper<Product>()
+        // 检查是否有商品使用该分类
+        Long count = productMapper.selectCount(new LambdaQueryWrapper<Product>()
                 .eq(Product::getCategoryId, id));
-        // 再删除分类
+        if (count > 0) {
+            throw new RuntimeException("该分类下有商品，无法删除");
+        }
         categoryMapper.deleteById(id);
     }
 
@@ -137,14 +137,11 @@ public class ProductServiceImpl implements ProductService {
     }
 
     /**
-     * 删除商品(软删)
+     * 删除商品(硬删除)
      */
     @Override
     public void deleteProduct(String id) {
-        Product product = new Product();
-        product.setProductId(id);
-        product.setStatus(0);
-        productMapper.updateById(product);
+        productMapper.deleteById(id);
     }
 
     /**