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 a0a54477..937dd532 100644
--- a/src/main/java/com/interplug/qcast/biz/estimate/EstimateService.java
+++ b/src/main/java/com/interplug/qcast/biz/estimate/EstimateService.java
@@ -1369,7 +1369,8 @@ public class EstimateService {
 
       // file Name 명이 없는경우
       if (estimateRequest.getFileName() == null || "".equals(estimateRequest.getFileName())) {
-        estimateRequest.setFileName(estimateResponse.getObjectNo() + "_"
+        estimateRequest.setFileName(StringUtils.defaultString(estimateResponse.getObjectNo()) + "_"
+                + StringUtils.defaultString(estimateResponse.getPlanNo()) + "_"
                 + new SimpleDateFormat("yyyyMMdd").format(new Date()));
       }
 
@@ -2745,7 +2746,7 @@ public class EstimateService {
           sb.append("<td style='width:120px;text-align:left;'>")
               .append(StringUtils.defaultString(itemResponse.getItemName()))
               .append("</td>");
-          sb.append("<td style='width:120px;'>")
+          sb.append("<td style='width:120px;text-align:left;'>")
               .append(StringUtils.defaultString(itemResponse.getItemNo()))
               .append("</td>");
           sb.append("<td style='width:60px;text-align:right;'>").append(amountStr).append("</td>");
diff --git a/src/main/java/com/interplug/qcast/biz/pwrGnrSimulation/PwrGnrSimService.java b/src/main/java/com/interplug/qcast/biz/pwrGnrSimulation/PwrGnrSimService.java
index f91ee097..39f6c618 100644
--- a/src/main/java/com/interplug/qcast/biz/pwrGnrSimulation/PwrGnrSimService.java
+++ b/src/main/java/com/interplug/qcast/biz/pwrGnrSimulation/PwrGnrSimService.java
@@ -2503,7 +2503,9 @@ public class PwrGnrSimService {
       // file Name 명이 없는경우
       if (estimateRequest.getFileName() == null || "".equals(estimateRequest.getFileName())) {
         estimateRequest.setFileName(
-            estimateResponse.getObjectNo()
+            StringUtils.defaultString(estimateResponse.getObjectNo())
+                + "_"
+                + StringUtils.defaultString(estimateResponse.getPlanNo())
                 + "_"
                 + new SimpleDateFormat("yyyyMMdd").format(new Date()));
       }
diff --git a/src/main/resources/template/excel/excel_download_quotation_detail_template.xlsx b/src/main/resources/template/excel/excel_download_quotation_detail_template.xlsx
index ae224280..d976c525 100644
Binary files a/src/main/resources/template/excel/excel_download_quotation_detail_template.xlsx and b/src/main/resources/template/excel/excel_download_quotation_detail_template.xlsx differ
diff --git a/src/main/resources/template/excel/excel_download_quotation_detail_template2.xlsx b/src/main/resources/template/excel/excel_download_quotation_detail_template2.xlsx
index bb76fec3..1ba2927c 100644
Binary files a/src/main/resources/template/excel/excel_download_quotation_detail_template2.xlsx and b/src/main/resources/template/excel/excel_download_quotation_detail_template2.xlsx differ