diff --git a/src/main/java/com/interplug/qcast/biz/displayItem/dto/ItemDetailResponse.java b/src/main/java/com/interplug/qcast/biz/displayItem/dto/ItemDetailResponse.java
index ac739919..1ec523e8 100644
--- a/src/main/java/com/interplug/qcast/biz/displayItem/dto/ItemDetailResponse.java
+++ b/src/main/java/com/interplug/qcast/biz/displayItem/dto/ItemDetailResponse.java
@@ -40,6 +40,9 @@ public class ItemDetailResponse {
   @Schema(description = "File Upload Flag")
   private String fileUploadFlg;
 
+  @Schema(description = "오픈가 Flag")
+  private String openFlg;
+
   @Schema(description = "Sale Price")
   private String salePrice;
 
diff --git a/src/main/java/com/interplug/qcast/biz/estimate/EstimateService.java b/src/main/java/com/interplug/qcast/biz/estimate/EstimateService.java
index cb478559..6d83fc46 100644
--- a/src/main/java/com/interplug/qcast/biz/estimate/EstimateService.java
+++ b/src/main/java/com/interplug/qcast/biz/estimate/EstimateService.java
@@ -394,6 +394,7 @@ public class EstimateService {
               itemRequest.setSalePrice(itemResponse.getSalePrice());
               itemRequest.setFileUploadFlg(itemResponse.getFileUploadFlg());
               itemRequest.setPkgMaterialFlg(itemResponse.getPkgMaterialFlg());
+              itemRequest.setOpenFlg(itemResponse.getOpenFlg());
               itemRequest.setItemGroup(itemResponse.getItemGroup());
               itemRequest.setItemCtgGr(itemResponse.getItemCtgGr());
               itemRequest.setPartAdd("0");
@@ -613,6 +614,8 @@ public class EstimateService {
             !StringUtils.isEmpty(itemRequest.getBomAmount()) ? itemRequest.getBomAmount() : "0");
         itemRequest.setPartAdd(
             !StringUtils.isEmpty(itemRequest.getPartAdd()) ? itemRequest.getPartAdd() : "0");
+        itemRequest.setOpenFlg(
+            !StringUtils.isEmpty(itemRequest.getOpenFlg()) ? itemRequest.getOpenFlg() : "0");
         itemRequest.setItemChangeFlg(
             !StringUtils.isEmpty(itemRequest.getItemChangeFlg())
                 ? itemRequest.getItemChangeFlg()
diff --git a/src/main/java/com/interplug/qcast/biz/estimate/dto/ItemRequest.java b/src/main/java/com/interplug/qcast/biz/estimate/dto/ItemRequest.java
index 960a29a7..55dd700f 100644
--- a/src/main/java/com/interplug/qcast/biz/estimate/dto/ItemRequest.java
+++ b/src/main/java/com/interplug/qcast/biz/estimate/dto/ItemRequest.java
@@ -65,6 +65,9 @@ public class ItemRequest {
   @Schema(description = "아이템 특이사항 코드")
   private String specialNoteCd;
 
+  @Schema(description = "아이템 오픈가 여부")
+  private String openFlg;
+
   @Schema(description = "아이템 변경 여부")
   private String itemChangeFlg;
 
diff --git a/src/main/java/com/interplug/qcast/biz/estimate/dto/ItemResponse.java b/src/main/java/com/interplug/qcast/biz/estimate/dto/ItemResponse.java
index 05ca03b7..7244fb32 100644
--- a/src/main/java/com/interplug/qcast/biz/estimate/dto/ItemResponse.java
+++ b/src/main/java/com/interplug/qcast/biz/estimate/dto/ItemResponse.java
@@ -62,6 +62,9 @@ public class ItemResponse {
   @Schema(description = "아이템 특이사항 코드")
   private String specialNoteCd;
 
+  @Schema(description = "아이템 오픈가 여부")
+  private String openFlg;
+
   @Schema(description = "아이템 변경 여부")
   private String itemChangeFlg;
 
diff --git a/src/main/resources/mappers/displayItem/displayItemMapper.xml b/src/main/resources/mappers/displayItem/displayItemMapper.xml
index 157836c3..04a777c5 100644
--- a/src/main/resources/mappers/displayItem/displayItemMapper.xml
+++ b/src/main/resources/mappers/displayItem/displayItemMapper.xml
@@ -98,6 +98,7 @@
             , MI.FILE_UPLOAD_FLG
             , MI.ITEM_CTG_GR
             , ISNULL(MPPM.SALE_PRICE, '0') AS SALE_PRICE
+            , CASE WHEN MPPM.SALE_PRICE = 0 THEN '1' ELSE '0' END AS OPEN_FLG
         FROM M_ITEM MI
         LEFT OUTER JOIN M_PRICE_PATTERN_MONEY MPPM
             ON MPPM.PRICE_PATTERN = '510'
diff --git a/src/main/resources/mappers/estimate/estimateMapper.xml b/src/main/resources/mappers/estimate/estimateMapper.xml
index 9e5b8f8a..b8e1d1f3 100644
--- a/src/main/resources/mappers/estimate/estimateMapper.xml
+++ b/src/main/resources/mappers/estimate/estimateMapper.xml
@@ -225,6 +225,7 @@
             , PE.FILE_UPLOAD_FLG
             , PE.PKG_MATERIAL_FLG
             , PE.SPECIAL_NOTE_CD
+            , PE.OPEN_FLG
             , PE.ITEM_CHANGE_FLG
             , I.PNOW_W
             , I.ITEM_GROUP
@@ -254,6 +255,7 @@
             , I.FILE_UPLOAD_FLG
             , I.ITEM_CTG_GR
             , ISNULL(PPM.SALE_PRICE, '0') AS SALE_PRICE
+            , CASE WHEN PPM.SALE_PRICE = 0 THEN '1' ELSE '0' END AS OPEN_FLG
         FROM M_ITEM I WITH (NOLOCK)
         LEFT OUTER JOIN M_PRICE_PATTERN_MONEY PPM
             ON PPM.PRICE_PATTERN = '510'
@@ -675,6 +677,7 @@
             </if>
             , FILE_UPLOAD_FLG
             , PKG_MATERIAL_FLG
+            , OPEN_FLG
             , ITEM_CHANGE_FLG
         ) VALUES (
               #{objectNo}
@@ -703,6 +706,7 @@
             </if>
             , #{fileUploadFlg}
             , #{pkgMaterialFlg}
+            , #{openFlg}
             , #{itemChangeFlg}
         )
     </insert>
@@ -730,6 +734,7 @@
             , SPECIAL_NOTE_CD
             </if>
             , PKG_MATERIAL_FLG
+            , OPEN_FLG
             , ITEM_CHANGE_FLG
             , FILE_UPLOAD_FLG
             , PART_ADD
@@ -756,6 +761,7 @@
             , #{specialNoteCd}
             </if>
             , #{pkgMaterialFlg}
+            , #{openFlg}
             , #{itemChangeFlg}
             , #{fileUploadFlg}
             , #{partAdd}