diff --git a/src/main/java/com/ycwl/basic/order/strategy/impl/SetIdDuplicateChecker.java b/src/main/java/com/ycwl/basic/order/strategy/impl/ParentResourceDuplicateChecker.java
similarity index 69%
rename from src/main/java/com/ycwl/basic/order/strategy/impl/SetIdDuplicateChecker.java
rename to src/main/java/com/ycwl/basic/order/strategy/impl/ParentResourceDuplicateChecker.java
index 7226c0c3..63ef97e5 100644
--- a/src/main/java/com/ycwl/basic/order/strategy/impl/SetIdDuplicateChecker.java
+++ b/src/main/java/com/ycwl/basic/order/strategy/impl/ParentResourceDuplicateChecker.java
@@ -10,6 +10,7 @@ import com.ycwl.basic.order.mapper.OrderItemMapper;
 import com.ycwl.basic.order.mapper.OrderV2Mapper;
 import com.ycwl.basic.order.strategy.DuplicateCheckContext;
 import com.ycwl.basic.order.strategy.IDuplicatePurchaseChecker;
+import com.ycwl.basic.pricing.enums.ProductType;
 import com.ycwl.basic.product.capability.DuplicateCheckStrategy;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -18,17 +19,19 @@ import org.springframework.stereotype.Component;
 import java.util.List;
 
 /**
- * 按套餐ID检查重复购买策略
- * 适用于：RECORDING_SET（录像集）、PHOTO_SET（照相集）商品类型
+ * 父资源/套餐重复购买检查策略
+ * 适用于：套餐类商品（RECORDING_SET录像集、PHOTO_SET照片集等）
  *
  * 检查逻辑：
  * 1. 查找用户在该景区已支付的有效订单
- * 2. 检查订单明细中是否包含相同类型的套餐
+ * 2. 检查订单明细中是否包含相同product_type的商品（不关心具体productId）
  * 3. 如果存在，抛出重复购买异常
+ *
+ * SQL查询: WHERE order_id = ? AND product_type = ?
  */
 @Slf4j
 @Component
-public class SetIdDuplicateChecker implements IDuplicatePurchaseChecker {
+public class ParentResourceDuplicateChecker implements IDuplicatePurchaseChecker {
 
     @Autowired
     private OrderV2Mapper orderV2Mapper;
@@ -38,19 +41,19 @@ public class SetIdDuplicateChecker implements IDuplicatePurchaseChecker {
 
     @Override
     public DuplicateCheckStrategy getStrategyType() {
-        return DuplicateCheckStrategy.CHECK_BY_SET_ID;
+        return DuplicateCheckStrategy.PARENT_RESOURCE;
     }
 
     @Override
     public void check(DuplicateCheckContext context) throws DuplicatePurchaseException {
         String userId = context.getUserId();
         String scenicId = context.getScenicId();
-        String productType = context.getProductType();
+        String productType = context.getProductType();  // 如"RECORDING_SET"或"PHOTO_SET"
 
         // 获取人脸ID（从扩展参数中）
         Long faceId = context.getParam("faceId");
 
-        log.debug("执行套餐ID重复购买检查: userId={}, faceId={}, scenicId={}, productType={}",
+        log.debug("执行父资源重复购买检查: userId={}, faceId={}, scenicId={}, productType={}",
                 userId, faceId, scenicId, productType);
 
         // 构建查询条件：查找已支付的有效订单
@@ -72,22 +75,20 @@ public class SetIdDuplicateChecker implements IDuplicatePurchaseChecker {
         List<OrderV2> existingOrders = orderV2Mapper.selectList(orderQuery);
 
         for (OrderV2 order : existingOrders) {
-            // 检查订单明细中是否包含该类型的套餐
+            // 检查订单明细中是否包含该类型的商品（仅按productType匹配）
             QueryWrapper<OrderItemV2> itemQuery = new QueryWrapper<>();
             itemQuery.eq("order_id", order.getId())
-                    .eq("product_type", productType);
+                    .eq("product_type", productType);  // 仅按productType匹配
 
             long count = orderItemMapper.selectCount(itemQuery);
             if (count > 0) {
-                log.warn("检测到重复购买套餐: userId={}, faceId={}, scenicId={}, productType={}, existingOrderId={}",
+                log.warn("检测到重复购买父资源: userId={}, faceId={}, scenicId={}, productType={}, existingOrderId={}",
                         userId, faceId, scenicId, productType, order.getId());
 
-                // 为了兼容旧代码，需要转换为 ProductType 枚举
-                com.ycwl.basic.pricing.enums.ProductType productTypeEnum =
-                        com.ycwl.basic.pricing.enums.ProductType.fromCode(productType);
+                ProductType productTypeEnum = ProductType.fromCode(productType);
 
                 throw new DuplicatePurchaseException(
-                        "您已购买过此类型的套餐",
+                        String.format("您已购买过%s", productTypeEnum.getDescription()),
                         order.getId(),
                         order.getOrderNo(),
                         productTypeEnum
@@ -95,7 +96,7 @@ public class SetIdDuplicateChecker implements IDuplicatePurchaseChecker {
             }
         }
 
-        log.debug("套餐重复购买检查通过: userId={}, faceId={}, scenicId={}, productType={}",
+        log.debug("父资源重复购买检查通过: userId={}, faceId={}, scenicId={}, productType={}",
                 userId, faceId, scenicId, productType);
     }
 }
diff --git a/src/main/java/com/ycwl/basic/order/strategy/impl/VideoIdDuplicateChecker.java b/src/main/java/com/ycwl/basic/order/strategy/impl/UniqueResourceDuplicateChecker.java
similarity index 61%
rename from src/main/java/com/ycwl/basic/order/strategy/impl/VideoIdDuplicateChecker.java
rename to src/main/java/com/ycwl/basic/order/strategy/impl/UniqueResourceDuplicateChecker.java
index ccf53589..de6f0f66 100644
--- a/src/main/java/com/ycwl/basic/order/strategy/impl/VideoIdDuplicateChecker.java
+++ b/src/main/java/com/ycwl/basic/order/strategy/impl/UniqueResourceDuplicateChecker.java
@@ -10,6 +10,7 @@ import com.ycwl.basic.order.mapper.OrderItemMapper;
 import com.ycwl.basic.order.mapper.OrderV2Mapper;
 import com.ycwl.basic.order.strategy.DuplicateCheckContext;
 import com.ycwl.basic.order.strategy.IDuplicatePurchaseChecker;
+import com.ycwl.basic.pricing.enums.ProductType;
 import com.ycwl.basic.product.capability.DuplicateCheckStrategy;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -18,17 +19,19 @@ import org.springframework.stereotype.Component;
 import java.util.List;
 
 /**
- * 按视频ID检查重复购买策略
- * 适用于：VLOG_VIDEO 商品类型
+ * 唯一资源重复购买检查策略
+ * 适用于：独立资源类商品（PHOTO照片、VLOG_VIDEO视频、VIDEO视频片段等）
  *
  * 检查逻辑：
  * 1. 查找用户在该景区已支付的有效订单
- * 2. 检查订单明细中是否包含相同的视频ID
+ * 2. 检查订单明细中是否包含相同product_type和product_id的商品
  * 3. 如果存在，抛出重复购买异常
+ *
+ * SQL查询: WHERE order_id = ? AND product_type = ? AND product_id = ?
  */
 @Slf4j
 @Component
-public class VideoIdDuplicateChecker implements IDuplicatePurchaseChecker {
+public class UniqueResourceDuplicateChecker implements IDuplicatePurchaseChecker {
 
     @Autowired
     private OrderV2Mapper orderV2Mapper;
@@ -38,20 +41,21 @@ public class VideoIdDuplicateChecker implements IDuplicatePurchaseChecker {
 
     @Override
     public DuplicateCheckStrategy getStrategyType() {
-        return DuplicateCheckStrategy.CHECK_BY_VIDEO_ID;
+        return DuplicateCheckStrategy.UNIQUE_RESOURCE;
     }
 
     @Override
     public void check(DuplicateCheckContext context) throws DuplicatePurchaseException {
         String userId = context.getUserId();
         String scenicId = context.getScenicId();
-        String productId = context.getProductId();
+        String productType = context.getProductType();
+        String productId = context.getProductId();  // 唯一资源ID
 
         // 获取人脸ID（从扩展参数中）
         Long faceId = context.getParam("faceId");
 
-        log.debug("执行视频ID重复购买检查: userId={}, faceId={}, scenicId={}, videoId={}",
-                userId, faceId, scenicId, productId);
+        log.debug("执行唯一资源重复购买检查: userId={}, faceId={}, scenicId={}, productType={}, productId={}",
+                userId, faceId, scenicId, productType, productId);
 
         // 构建查询条件：查找已支付的有效订单
         QueryWrapper<OrderV2> orderQuery = new QueryWrapper<>();
@@ -72,29 +76,30 @@ public class VideoIdDuplicateChecker implements IDuplicatePurchaseChecker {
         List<OrderV2> existingOrders = orderV2Mapper.selectList(orderQuery);
 
         for (OrderV2 order : existingOrders) {
-            // 检查订单明细中是否包含该视频
+            // 检查订单明细中是否包含该资源（按product_type和product_id双重匹配）
             QueryWrapper<OrderItemV2> itemQuery = new QueryWrapper<>();
             itemQuery.eq("order_id", order.getId())
-                    .eq("product_type", "VLOG_VIDEO")
-                    .eq("product_id", productId);
+                    .eq("product_type", productType)
+                    .eq("product_id", productId);  // 按productId精确匹配
 
             long count = orderItemMapper.selectCount(itemQuery);
             if (count > 0) {
-                log.warn("检测到重复购买视频: userId={}, faceId={}, scenicId={}, videoId={}, existingOrderId={}",
-                        userId, faceId, scenicId, productId, order.getId());
+                log.warn("检测到重复购买唯一资源: userId={}, faceId={}, scenicId={}, productType={}, productId={}, existingOrderId={}",
+                        userId, faceId, scenicId, productType, productId, order.getId());
+
+                ProductType productTypeEnum = ProductType.fromCode(productType);
 
-                // 为了兼容旧代码，需要转换为 ProductType 枚举
                 throw new DuplicatePurchaseException(
-                        "您已购买过此视频",
+                        String.format("您已购买过此%s", productTypeEnum.getDescription()),
                         order.getId(),
                         order.getOrderNo(),
-                        com.ycwl.basic.pricing.enums.ProductType.VLOG_VIDEO,
+                        productTypeEnum,
                         productId
                 );
             }
         }
 
-        log.debug("视频重复购买检查通过: userId={}, faceId={}, scenicId={}, videoId={}",
-                userId, faceId, scenicId, productId);
+        log.debug("唯一资源重复购买检查通过: userId={}, faceId={}, scenicId={}, productType={}, productId={}",
+                userId, faceId, scenicId, productType, productId);
     }
 }
diff --git a/src/main/java/com/ycwl/basic/product/capability/DuplicateCheckStrategy.java b/src/main/java/com/ycwl/basic/product/capability/DuplicateCheckStrategy.java
index 38a51fd5..5d37bf17 100644
--- a/src/main/java/com/ycwl/basic/product/capability/DuplicateCheckStrategy.java
+++ b/src/main/java/com/ycwl/basic/product/capability/DuplicateCheckStrategy.java
@@ -13,16 +13,27 @@ public enum DuplicateCheckStrategy {
     NO_CHECK("NO_CHECK", "不检查"),
 
     /**
-     * 按视频ID检查（VLOG_VIDEO）
-     * 同一个视频不允许重复购买
+     * 检查唯一资源
+     * 检查用户是否已购买过相同的独立资源
+     * 查询逻辑:WHERE product_type = ? AND product_id = ?
+     *
+     * 适用商品:
+     * - VLOG_VIDEO:检查是否购买过同一个视频
+     * - PHOTO:检查是否购买过同一张照片
+     * - 未来的VIDEO片段:检查是否购买过同一段视频
      */
-    CHECK_BY_VIDEO_ID("CHECK_BY_VIDEO_ID", "按视频ID检查"),
+    UNIQUE_RESOURCE("UNIQUE_RESOURCE", "唯一资源检查"),
 
     /**
-     * 按套餐ID检查（RECORDING_SET, PHOTO_SET）
-     * 同一个套餐不允许重复购买
+     * 检查父资源/套餐
+     * 检查用户是否已购买过该类型的任何商品
+     * 查询逻辑:WHERE product_type = ?
+     *
+     * 适用商品:
+     * - RECORDING_SET:购买过任意录像集后不能再购买
+     * - PHOTO_SET:购买过任意照片集后不能再购买
      */
-    CHECK_BY_SET_ID("CHECK_BY_SET_ID", "按套餐ID检查"),
+    PARENT_RESOURCE("PARENT_RESOURCE", "父资源检查"),
 
     /**
      * 自定义策略（通过扩展实现）
diff --git a/src/main/java/com/ycwl/basic/product/service/impl/ProductTypeCapabilityManagementServiceImpl.java b/src/main/java/com/ycwl/basic/product/service/impl/ProductTypeCapabilityManagementServiceImpl.java
index 57fd5fec..80110bd1 100644
--- a/src/main/java/com/ycwl/basic/product/service/impl/ProductTypeCapabilityManagementServiceImpl.java
+++ b/src/main/java/com/ycwl/basic/product/service/impl/ProductTypeCapabilityManagementServiceImpl.java
@@ -229,17 +229,33 @@ public class ProductTypeCapabilityManagementServiceImpl implements IProductTypeC
         capability.setDisplayName(productType.getDescription());
         capability.setCategory(productType.getCategoryCode());
 
-        // 根据分类设置默认的定价模式
+        // 根据分类设置默认的定价模式和去重策略
         if (ProductCategory.PRINT == productType.getCategory()) {
+            // 打印类:基于数量定价,允许重复购买
             capability.setPricingMode(PricingMode.QUANTITY_BASED.getCode());
             capability.setSupportsTierPricing(true);
             capability.setAllowDuplicatePurchase(true);
             capability.setDuplicateCheckStrategy(DuplicateCheckStrategy.NO_CHECK.getCode());
-        } else {
+        } else if (ProductCategory.PHOTO == productType.getCategory()
+                || ProductCategory.VIDEO == productType.getCategory()
+                || ProductCategory.VLOG == productType.getCategory()) {
+            // 照片类、视频类、Vlog类:固定价格,检查唯一资源
             capability.setPricingMode(PricingMode.FIXED.getCode());
             capability.setSupportsTierPricing(false);
             capability.setAllowDuplicatePurchase(false);
-            capability.setDuplicateCheckStrategy(DuplicateCheckStrategy.CHECK_BY_SET_ID.getCode());
+
+            // 判断是套餐类还是独立资源类
+            if (productType.getCode().endsWith("_SET")) {
+                capability.setDuplicateCheckStrategy(DuplicateCheckStrategy.PARENT_RESOURCE.getCode());
+            } else {
+                capability.setDuplicateCheckStrategy(DuplicateCheckStrategy.UNIQUE_RESOURCE.getCode());
+            }
+        } else {
+            // 其他类:默认不检查
+            capability.setPricingMode(PricingMode.FIXED.getCode());
+            capability.setSupportsTierPricing(false);
+            capability.setAllowDuplicatePurchase(true);
+            capability.setDuplicateCheckStrategy(DuplicateCheckStrategy.NO_CHECK.getCode());
         }
 
         // 优惠能力默认全部开启
diff --git a/src/test/java/com/ycwl/basic/product/service/ProductTypeCapabilityServiceTest.java b/src/test/java/com/ycwl/basic/product/service/ProductTypeCapabilityServiceTest.java
index 216f6c12..fd339a19 100644
--- a/src/test/java/com/ycwl/basic/product/service/ProductTypeCapabilityServiceTest.java
+++ b/src/test/java/com/ycwl/basic/product/service/ProductTypeCapabilityServiceTest.java
@@ -33,7 +33,7 @@ public class ProductTypeCapabilityServiceTest {
         assertEquals("VIDEO", capability.getCategory());
         assertEquals(PricingMode.FIXED, capability.getPricingModeEnum());
         assertEquals(false, capability.getAllowDuplicatePurchase());
-        assertEquals(DuplicateCheckStrategy.CHECK_BY_VIDEO_ID, capability.getDuplicateCheckStrategyEnum());
+        assertEquals(DuplicateCheckStrategy.UNIQUE_RESOURCE, capability.getDuplicateCheckStrategyEnum());
     }
 
     @Test