diff --git a/app/Services/ItemMaster/ItemSectionService.php b/app/Services/ItemMaster/ItemSectionService.php
index 4283a3d..b28f08f 100644
--- a/app/Services/ItemMaster/ItemSectionService.php
+++ b/app/Services/ItemMaster/ItemSectionService.php
@@ -3,8 +3,6 @@
 namespace App\Services\ItemMaster;
 
 use App\Models\ItemMaster\EntityRelationship;
-use App\Models\ItemMaster\ItemBomItem;
-use App\Models\ItemMaster\ItemField;
 use App\Models\ItemMaster\ItemSection;
 use App\Services\Service;
 use App\Traits\LockCheckTrait;
@@ -94,60 +92,28 @@ public function clone(int $id): ItemSection
             'created_by' => $userId,
         ]);
 
-        // 필드 복제 (entity_relationships 기반)
+        // 기존 필드에 대한 링크만 생성 (필드는 복제하지 않음 - 링크 관계)
         foreach ($original->getRelation('fields') as $orderNo => $field) {
-            $clonedField = ItemField::create([
-                'tenant_id' => $tenantId,
-                'group_id' => $field->group_id,
-                'field_name' => $field->field_name,
-                'field_type' => $field->field_type,
-                'order_no' => $field->order_no,
-                'is_required' => $field->is_required,
-                'default_value' => $field->default_value,
-                'placeholder' => $field->placeholder,
-                'display_condition' => $field->display_condition,
-                'validation_rules' => $field->validation_rules,
-                'options' => $field->options,
-                'properties' => $field->properties,
-                'created_by' => $userId,
-            ]);
-
-            // 섹션-필드 관계 생성
             EntityRelationship::link(
                 $tenantId,
                 EntityRelationship::TYPE_SECTION,
                 $cloned->id,
                 EntityRelationship::TYPE_FIELD,
-                $clonedField->id,
+                $field->id,
                 $field->order_no,
                 null,
                 $field->group_id
             );
         }
 
-        // BOM 항목 복제 (entity_relationships 기반)
+        // 기존 BOM에 대한 링크만 생성 (BOM은 복제하지 않음 - 링크 관계)
         foreach ($original->getRelation('bomItems') as $orderNo => $bom) {
-            $clonedBom = ItemBomItem::create([
-                'tenant_id' => $tenantId,
-                'group_id' => $bom->group_id,
-                'item_code' => $bom->item_code,
-                'item_name' => $bom->item_name,
-                'quantity' => $bom->quantity,
-                'unit' => $bom->unit,
-                'unit_price' => $bom->unit_price,
-                'total_price' => $bom->total_price,
-                'spec' => $bom->spec,
-                'note' => $bom->note,
-                'created_by' => $userId,
-            ]);
-
-            // 섹션-BOM 관계 생성
             EntityRelationship::link(
                 $tenantId,
                 EntityRelationship::TYPE_SECTION,
                 $cloned->id,
                 EntityRelationship::TYPE_BOM,
-                $clonedBom->id,
+                $bom->id,
                 $orderNo,
                 null,
                 $bom->group_id