diff --git a/src/main/java/com/interplug/qcast/batch/estimate/EstimateSyncConfiguration.java b/src/main/java/com/interplug/qcast/batch/estimate/EstimateSyncConfiguration.java
index e6a340c6..801d0a73 100644
--- a/src/main/java/com/interplug/qcast/batch/estimate/EstimateSyncConfiguration.java
+++ b/src/main/java/com/interplug/qcast/batch/estimate/EstimateSyncConfiguration.java
@@ -4,6 +4,7 @@ import com.interplug.qcast.biz.estimate.EstimateService;
 import com.interplug.qcast.biz.estimate.dto.EstimateSyncResponse;
 import com.interplug.qcast.biz.estimate.dto.PlanSyncResponse;
 import com.interplug.qcast.util.InterfaceQsp;
+import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 import org.springframework.batch.core.Job;
@@ -77,7 +78,8 @@ public class EstimateSyncConfiguration implements JobExecutionListener {
   @Bean
   public ItemWriter<PlanSyncResponse> estimateSyncWriter() {
     return items -> {
-      estimateService.setEstimateSyncSave((List<PlanSyncResponse>) items.getItems());
+      List<PlanSyncResponse> planList = new ArrayList<>(items.getItems());
+      estimateService.setEstimateSyncSave(planList);
     };
   }
 }
diff --git a/src/main/java/com/interplug/qcast/batch/estimate/PlanConfrimConfiguration.java b/src/main/java/com/interplug/qcast/batch/estimate/PlanConfrimConfiguration.java
index 36afa1fb..36964244 100644
--- a/src/main/java/com/interplug/qcast/batch/estimate/PlanConfrimConfiguration.java
+++ b/src/main/java/com/interplug/qcast/batch/estimate/PlanConfrimConfiguration.java
@@ -4,6 +4,7 @@ import com.fasterxml.jackson.core.type.TypeReference;
 import com.interplug.qcast.biz.estimate.EstimateService;
 import com.interplug.qcast.biz.estimate.dto.PlanSyncResponse;
 import com.interplug.qcast.util.InterfaceQsp;
+import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 import org.springframework.batch.core.Job;
@@ -74,7 +75,7 @@ public class PlanConfrimConfiguration implements JobExecutionListener {
   @Bean
   public ItemWriter<PlanSyncResponse> planConfirmWriter() {
     return items -> {
-      estimateService.setPlanConfirmSyncSave((List<PlanSyncResponse>) items.getItems());
+      estimateService.setPlanConfirmSyncSave(new ArrayList<>(items.getItems()));
     };
   }
 }
diff --git a/src/main/java/com/interplug/qcast/batch/master/BomConfiguration.java b/src/main/java/com/interplug/qcast/batch/master/BomConfiguration.java
index 08320de1..c51147bc 100644
--- a/src/main/java/com/interplug/qcast/batch/master/BomConfiguration.java
+++ b/src/main/java/com/interplug/qcast/batch/master/BomConfiguration.java
@@ -4,6 +4,7 @@ import com.fasterxml.jackson.core.type.TypeReference;
 import com.interplug.qcast.biz.displayItem.DisplayItemService;
 import com.interplug.qcast.biz.displayItem.dto.BomSyncResponse;
 import com.interplug.qcast.util.InterfaceQsp;
+import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 import org.springframework.batch.core.Job;
@@ -74,7 +75,7 @@ public class BomConfiguration implements JobExecutionListener {
   @Bean
   public ItemWriter<BomSyncResponse> bomWriter() {
     return items -> {
-      displayItemService.setBomSyncSave((List<BomSyncResponse>) items.getItems());
+      displayItemService.setBomSyncSave(new ArrayList<>(items.getItems()));
     };
   }
 }
diff --git a/src/main/java/com/interplug/qcast/batch/master/MaterialConfiguration.java b/src/main/java/com/interplug/qcast/batch/master/MaterialConfiguration.java
index b4e5ccb1..578d8eed 100644
--- a/src/main/java/com/interplug/qcast/batch/master/MaterialConfiguration.java
+++ b/src/main/java/com/interplug/qcast/batch/master/MaterialConfiguration.java
@@ -103,7 +103,7 @@ public class MaterialConfiguration implements JobExecutionListener {
   @Bean
   public ItemWriter<ItemSyncResponse> materialWriter() {
     return items -> {
-      displayItemService.setItemSyncSave((List<ItemSyncResponse>) items.getItems());
+      displayItemService.setItemSyncSave(new ArrayList<>(items.getItems()));
     };
   }
 }
diff --git a/src/main/java/com/interplug/qcast/batch/master/PriceJobConfiguration.java b/src/main/java/com/interplug/qcast/batch/master/PriceJobConfiguration.java
index 1843cb04..a57f3181 100644
--- a/src/main/java/com/interplug/qcast/batch/master/PriceJobConfiguration.java
+++ b/src/main/java/com/interplug/qcast/batch/master/PriceJobConfiguration.java
@@ -4,6 +4,7 @@ import com.interplug.qcast.biz.displayItem.DisplayItemService;
 import com.interplug.qcast.biz.displayItem.dto.PriceItemSyncResponse;
 import com.interplug.qcast.biz.displayItem.dto.PriceSyncResponse;
 import com.interplug.qcast.util.InterfaceQsp;
+import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 import java.util.function.Consumer;
@@ -141,7 +142,7 @@ public class PriceJobConfiguration implements JobExecutionListener {
   private <T> ItemWriter<T> createWriter(Consumer<List<T>> processor, String writerName) {
     return items -> {
       try {
-        List<T> itemList = (List<T>) items.getItems();
+        List<T> itemList = new ArrayList<>(items.getItems());
         processor.accept(itemList);
         log.info("{}Writer: {} items 처리 완료", writerName, items.size());
       } catch (Exception e) {
diff --git a/src/main/java/com/interplug/qcast/batch/master/SpecialNoteDispItemJobConfiguration.java b/src/main/java/com/interplug/qcast/batch/master/SpecialNoteDispItemJobConfiguration.java
index d1448c5e..c00b4304 100644
--- a/src/main/java/com/interplug/qcast/batch/master/SpecialNoteDispItemJobConfiguration.java
+++ b/src/main/java/com/interplug/qcast/batch/master/SpecialNoteDispItemJobConfiguration.java
@@ -5,6 +5,7 @@ import com.interplug.qcast.biz.specialNote.dto.SpecialNoteItemRequest;
 import com.interplug.qcast.biz.specialNote.dto.SpecialNoteRequest;
 import com.interplug.qcast.biz.specialNote.dto.SpecialNoteSyncResponse;
 import com.interplug.qcast.util.InterfaceQsp;
+import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 import java.util.function.Consumer;
@@ -157,7 +158,7 @@ public class SpecialNoteDispItemJobConfiguration implements JobExecutionListener
   private <T> ItemWriter<T> createWriter(Consumer<List<T>> processor, String writerName) {
     return items -> {
       try {
-        List<T> itemList = (List<T>) items.getItems();
+        List<T> itemList = new ArrayList<>(items.getItems());
         processor.accept(itemList);
         log.info("{}Writer: {} items 처리 완료", writerName, items.size());
       } catch (Exception e) {
diff --git a/src/main/java/com/interplug/qcast/batch/master/StoreJobConfiguration.java b/src/main/java/com/interplug/qcast/batch/master/StoreJobConfiguration.java
index 2155bfb1..0ceb5428 100644
--- a/src/main/java/com/interplug/qcast/batch/master/StoreJobConfiguration.java
+++ b/src/main/java/com/interplug/qcast/batch/master/StoreJobConfiguration.java
@@ -10,6 +10,7 @@ import com.interplug.qcast.biz.user.dto.StoreSyncResponse;
 import com.interplug.qcast.biz.user.dto.StoreSyncResquest;
 import com.interplug.qcast.biz.user.dto.UserRequest;
 import com.interplug.qcast.util.InterfaceQsp;
+import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 import java.util.function.Consumer;
@@ -212,7 +213,7 @@ public class StoreJobConfiguration implements JobExecutionListener {
   private <T> ItemWriter<T> createWriter(Consumer<List<T>> processor, String writerName) {
     return items -> {
       try {
-        List<T> itemList = (List<T>) items.getItems();
+        List<T> itemList = new ArrayList<>(items.getItems());
         processor.accept(itemList);
         log.info("{}Writer: {} items 처리 완료", writerName, items.size());
       } catch (Exception e) {
diff --git a/src/main/java/com/interplug/qcast/batch/system/AdminUserConfiguration.java b/src/main/java/com/interplug/qcast/batch/system/AdminUserConfiguration.java
index d071c82f..90ad18e8 100644
--- a/src/main/java/com/interplug/qcast/batch/system/AdminUserConfiguration.java
+++ b/src/main/java/com/interplug/qcast/batch/system/AdminUserConfiguration.java
@@ -4,6 +4,7 @@ import com.fasterxml.jackson.core.type.TypeReference;
 import com.interplug.qcast.biz.user.UserService;
 import com.interplug.qcast.biz.user.dto.AdminUserSyncResponse;
 import com.interplug.qcast.util.InterfaceQsp;
+import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 import org.springframework.batch.core.Job;
@@ -82,7 +83,7 @@ public class AdminUserConfiguration implements JobExecutionListener {
   @Bean
   public ItemWriter<AdminUserSyncResponse> adminUserWriter() {
     return items -> {
-      userService.setAdminUserSyncSave((List<AdminUserSyncResponse>) items.getItems());
+      userService.setAdminUserSyncSave(new ArrayList<>(items.getItems()));
     };
   }
 }
diff --git a/src/main/java/com/interplug/qcast/batch/system/BusinessChargerConfiguration.java b/src/main/java/com/interplug/qcast/batch/system/BusinessChargerConfiguration.java
index 4fc5c61a..df711080 100644
--- a/src/main/java/com/interplug/qcast/batch/system/BusinessChargerConfiguration.java
+++ b/src/main/java/com/interplug/qcast/batch/system/BusinessChargerConfiguration.java
@@ -4,6 +4,7 @@ import com.fasterxml.jackson.core.type.TypeReference;
 import com.interplug.qcast.biz.user.UserService;
 import com.interplug.qcast.biz.user.dto.BusinessChargerSyncResponse;
 import com.interplug.qcast.util.InterfaceQsp;
+import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 import org.springframework.batch.core.Job;
@@ -78,7 +79,7 @@ public class BusinessChargerConfiguration implements JobExecutionListener {
   @Bean
   public ItemWriter<BusinessChargerSyncResponse> businessChargerWriter() {
     return items -> {
-      userService.setBusinessChargerSyncSave((List<BusinessChargerSyncResponse>) items.getItems());
+      userService.setBusinessChargerSyncSave(new ArrayList<>(items.getItems()));
     };
   }
 }
diff --git a/src/main/java/com/interplug/qcast/batch/system/CommonCodeConfiguration.java b/src/main/java/com/interplug/qcast/batch/system/CommonCodeConfiguration.java
index f4d9936f..edcd5b55 100644
--- a/src/main/java/com/interplug/qcast/batch/system/CommonCodeConfiguration.java
+++ b/src/main/java/com/interplug/qcast/batch/system/CommonCodeConfiguration.java
@@ -1,5 +1,6 @@
 package com.interplug.qcast.batch.system;
 
+import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 import java.util.function.Consumer;
@@ -126,7 +127,7 @@ public class CommonCodeConfiguration implements JobExecutionListener {
   private <T> ItemWriter<T> createWriter(Consumer<List<T>> processor, String writerName) {
     return items -> {
       try {
-        List<T> itemList = (List<T>) items.getItems();
+        List<T> itemList = new ArrayList<>(items.getItems());
         processor.accept(itemList);
         log.info("{}Writer: {} items 처리 완료", writerName, items.size());
       } catch (Exception e) {
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 d62ad457..4621d767 100644
--- a/src/main/java/com/interplug/qcast/biz/estimate/EstimateService.java
+++ b/src/main/java/com/interplug/qcast/biz/estimate/EstimateService.java
@@ -20,7 +20,6 @@ import com.interplug.qcast.biz.canvaspopupstatus.CanvasPopupStatusService;
 import com.interplug.qcast.biz.canvaspopupstatus.dto.CanvasPopupStatus;
 import com.interplug.qcast.biz.estimate.dto.*;
 import com.interplug.qcast.biz.pwrGnrSimulation.dto.PwrGnrSimRoofResponse;
-import org.apache.commons.lang3.StringEscapeUtils;
 import org.apache.commons.lang3.StringUtils;
 import org.apache.poi.ss.usermodel.Cell;
 import org.apache.poi.ss.usermodel.CellStyle;
@@ -32,7 +31,6 @@ import org.apache.poi.ss.usermodel.Workbook;
 import org.apache.poi.ss.usermodel.WorkbookFactory;
 import org.jsoup.nodes.Document;
 import org.jsoup.nodes.Element;
-import org.jxls.util.Util;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.http.HttpMethod;
@@ -1445,7 +1443,7 @@ public class EstimateService {
           InputStream imageInputStream = getClass().getResourceAsStream(imagePath);
 
           if (imageInputStream != null) {
-            byte[] degImg = Util.toByteArray(imageInputStream);
+            byte[] degImg = imageInputStream.readAllBytes();
             roofInfoResponse.setCompasDegImg(degImg);
             imageInputStream.close();
           } else {
@@ -1988,7 +1986,7 @@ public class EstimateService {
 
     if ("YJSS".equals(estimateType)) {
       pkgTotPrice = pkgAsp.multiply(totVol);
-      pkgTotPrice = pkgTotPrice.setScale(0, BigDecimal.ROUND_HALF_UP);
+      pkgTotPrice = pkgTotPrice.setScale(0, RoundingMode.HALF_UP);
       supplyPrice = supplyPrice.add(pkgTotPrice);
     }
 
@@ -1998,14 +1996,14 @@ public class EstimateService {
     totPrice = totPrice.add(supplyPrice.add(vatPrice));
 
     estimateResponse.setPkgTotPrice(String.valueOf(pkgTotPrice));
-    estimateResponse.setTotAmount(String.valueOf(totAmount.setScale(0, BigDecimal.ROUND_HALF_UP)));
+    estimateResponse.setTotAmount(String.valueOf(totAmount.setScale(0, RoundingMode.HALF_UP)));
     estimateResponse.setTotVol(String.valueOf(totVol));
     estimateResponse.setTotVolKw(String
-            .valueOf(totVol.multiply(new BigDecimal("0.001")).setScale(3, BigDecimal.ROUND_FLOOR)));
+            .valueOf(totVol.multiply(new BigDecimal("0.001")).setScale(3, RoundingMode.FLOOR)));
     estimateResponse
-            .setSupplyPrice(String.valueOf(supplyPrice.setScale(0, BigDecimal.ROUND_HALF_UP)));
-    estimateResponse.setVatPrice(String.valueOf(vatPrice.setScale(0, BigDecimal.ROUND_HALF_UP)));
-    estimateResponse.setTotPrice(String.valueOf(totPrice.setScale(0, BigDecimal.ROUND_HALF_UP)));
+            .setSupplyPrice(String.valueOf(supplyPrice.setScale(0, RoundingMode.HALF_UP)));
+    estimateResponse.setVatPrice(String.valueOf(vatPrice.setScale(0, RoundingMode.HALF_UP)));
+    estimateResponse.setTotPrice(String.valueOf(totPrice.setScale(0, RoundingMode.HALF_UP)));
   }
 
   private static final Set<String> EXCEL_ITEM_NUMBER_FIELDS = new HashSet<>(
@@ -2315,9 +2313,11 @@ public class EstimateService {
                         .configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
         response = om.readValue(strResponse, EstimateApiResponse.class);
 
+        @SuppressWarnings("unchecked")
         Map<String, Object> result = (Map<String, Object>) response.getData();
 
         if (result != null) {
+          @SuppressWarnings("unchecked")
           List<Map<String, Object>> succList =
                   (List<Map<String, Object>>) result.get("successList");
           for (Map<String, Object> succ : succList) {
@@ -2992,7 +2992,7 @@ public class EstimateService {
         }
       }
       try (InputStream imageInputStream = connection.getInputStream()) {
-        return Util.toByteArray(imageInputStream);
+        return imageInputStream.readAllBytes();
       }
     } catch (Exception e) {
       log.warn("Failed to load drawing image. url={}", url, e);
diff --git a/src/main/java/com/interplug/qcast/biz/object/ObjectController.java b/src/main/java/com/interplug/qcast/biz/object/ObjectController.java
index bf12d0ac..43efd463 100644
--- a/src/main/java/com/interplug/qcast/biz/object/ObjectController.java
+++ b/src/main/java/com/interplug/qcast/biz/object/ObjectController.java
@@ -63,6 +63,13 @@ public class ObjectController {
     return objectService.selectSaleStoreList(saleStoreId, firstFlg, userId);
   }
 
+  @Operation(description = "1차점 ID 및 판매점명을 조회한다. (saleStoreLevel=2 인 경우)")
+  @GetMapping("/saleStore/{saleStoreId}/firstAgent")
+  @ResponseStatus(HttpStatus.OK)
+  public SaleStoreResponse selectFirstAgentInfo(@PathVariable String saleStoreId) throws Exception {
+    return objectService.selectFirstAgentInfo(saleStoreId);
+  }
+
   @Operation(description = "물건정보 목록을 조회한다.")
   @GetMapping("/list")
   @ResponseStatus(HttpStatus.OK)
diff --git a/src/main/java/com/interplug/qcast/biz/object/ObjectMapper.java b/src/main/java/com/interplug/qcast/biz/object/ObjectMapper.java
index 2a090b77..25103967 100644
--- a/src/main/java/com/interplug/qcast/biz/object/ObjectMapper.java
+++ b/src/main/java/com/interplug/qcast/biz/object/ObjectMapper.java
@@ -25,6 +25,9 @@ public interface ObjectMapper {
   // 판매점 정보 조회
   public SaleStoreResponse selectSaleStoreInfo(String saleStoreId);
 
+  // 1차점 ID/명 조회 (saleStoreLevel = '2' 인 경우)
+  public SaleStoreResponse selectFirstAgentInfo(String saleStoreId);
+
   // 물건정보 메인 목록 조회
   public List<ObjectResponse> selectObjectMainList(ObjectRequest objectRequest);
 
diff --git a/src/main/java/com/interplug/qcast/biz/object/ObjectService.java b/src/main/java/com/interplug/qcast/biz/object/ObjectService.java
index ac3ac90c..640de433 100644
--- a/src/main/java/com/interplug/qcast/biz/object/ObjectService.java
+++ b/src/main/java/com/interplug/qcast/biz/object/ObjectService.java
@@ -166,6 +166,14 @@ public class ObjectService {
     return objectMapper.selectSaleStoreInfo(saleStoreId);
   }
 
+  public SaleStoreResponse selectFirstAgentInfo(String saleStoreId) throws Exception {
+    SaleStoreResponse result = objectMapper.selectFirstAgentInfo(saleStoreId);
+    if (result == null) {
+      throw new QcastException(ErrorCode.NOT_FOUND, message.getMessage("common.message.no.data"));
+    }
+    return result;
+  }
+
   /**
    * 물건정보 메인 목록 조회
    *
@@ -378,6 +386,7 @@ public class ObjectService {
                 .configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
         response = om.readValue(strResponse, PlanReqResponse.class);
 
+        @SuppressWarnings("unchecked")
         Map<String, Object> map = (Map<String, Object>) response.getResult();
         if ("E".equals(String.valueOf(map.get("resultCode")))) {
           throw new QcastException(ErrorCode.INTERNAL_SERVER_ERROR,
@@ -464,7 +473,8 @@ public class ObjectService {
                     .configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
             response = om.readValue(strResponse, PlanReqResponse.class);
 
-            Map<String, Object> map = (Map<String, Object>) response.getResult();
+            @SuppressWarnings("unchecked")
+        Map<String, Object> map = (Map<String, Object>) response.getResult();
             if ("E".equals(String.valueOf(map.get("resultCode")))) {
               throw new QcastException(ErrorCode.INTERNAL_SERVER_ERROR,
                   String.valueOf(map.get("resultMsg")));
@@ -545,7 +555,8 @@ public class ObjectService {
                   .configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
           response = om.readValue(strResponse, PlanReqResponse.class);
 
-          Map<String, Object> map = (Map<String, Object>) response.getResult();
+          @SuppressWarnings("unchecked")
+        Map<String, Object> map = (Map<String, Object>) response.getResult();
           if ("E".equals(String.valueOf(map.get("resultCode")))) {
             throw new QcastException(ErrorCode.INTERNAL_SERVER_ERROR,
                 String.valueOf(map.get("resultMsg")));
diff --git a/src/main/java/com/interplug/qcast/biz/object/dto/SaleStoreResponse.java b/src/main/java/com/interplug/qcast/biz/object/dto/SaleStoreResponse.java
index 8884ecd8..60fc775c 100644
--- a/src/main/java/com/interplug/qcast/biz/object/dto/SaleStoreResponse.java
+++ b/src/main/java/com/interplug/qcast/biz/object/dto/SaleStoreResponse.java
@@ -24,6 +24,9 @@ public class SaleStoreResponse {
   @Schema(description = "1차점판매점ID")
   private String firstAgentId;
 
+  @Schema(description = "1차점판매점명")
+  private String firstAgentName;
+
   @Schema(description = "영업사원명")
   private String businessCharger;
 
diff --git a/src/main/java/com/interplug/qcast/config/json/HtmlCharacterEscapes.java b/src/main/java/com/interplug/qcast/config/json/HtmlCharacterEscapes.java
index 3e3ac620..c5138cc7 100644
--- a/src/main/java/com/interplug/qcast/config/json/HtmlCharacterEscapes.java
+++ b/src/main/java/com/interplug/qcast/config/json/HtmlCharacterEscapes.java
@@ -3,7 +3,7 @@ package com.interplug.qcast.config.json;
 import com.fasterxml.jackson.core.SerializableString;
 import com.fasterxml.jackson.core.io.CharacterEscapes;
 import com.fasterxml.jackson.core.io.SerializedString;
-import org.apache.commons.lang3.StringEscapeUtils;
+import org.springframework.web.util.HtmlUtils;
 
 /**
  * <pre>
@@ -50,7 +50,7 @@ public class HtmlCharacterEscapes extends CharacterEscapes {
 			sb.append(String.format("%04x", ch));
 			serializedString = new SerializedString(sb.toString());
 		} else {
-			serializedString = new SerializedString(StringEscapeUtils.escapeHtml4(Character.toString(charAt)));
+			serializedString = new SerializedString(HtmlUtils.htmlEscape(Character.toString(charAt)));
 		}
 
 		return serializedString;
diff --git a/src/main/java/com/interplug/qcast/util/InterfaceQsp.java b/src/main/java/com/interplug/qcast/util/InterfaceQsp.java
index 384b625f..d1c42b3c 100644
--- a/src/main/java/com/interplug/qcast/util/InterfaceQsp.java
+++ b/src/main/java/com/interplug/qcast/util/InterfaceQsp.java
@@ -53,6 +53,7 @@ public class InterfaceQsp {
       // GET 요청 시 requestObject를 쿼리 스트링으로 변환
       if (HttpMethod.GET.equals(httpMethod) && requestObject != null) {
         ObjectMapper om = new ObjectMapper();
+        @SuppressWarnings("unchecked")
         Map<String, Object> params = om.convertValue(requestObject, Map.class); // Object -> Map 변환
         String queryString =
             params.entrySet().stream()
@@ -159,11 +160,17 @@ public class InterfaceQsp {
       }
     }
     if (responseObject == null) {
-      return (T) dataJson;
+      @SuppressWarnings("unchecked")
+      T result = (T) dataJson;
+      return result;
     } else if (responseObject instanceof Class<?>) {
-      return om.readValue(dataJson, (Class<T>) responseObject);
+      @SuppressWarnings("unchecked")
+      Class<T> responseClass = (Class<T>) responseObject;
+      return om.readValue(dataJson, responseClass);
     } else if (responseObject instanceof TypeReference<?>) {
-      return om.readValue(dataJson, (TypeReference<T>) responseObject);
+      @SuppressWarnings("unchecked")
+      TypeReference<T> responseType = (TypeReference<T>) responseObject;
+      return om.readValue(dataJson, responseType);
     } else {
       throw new IllegalArgumentException("Unsupported responseType");
     }
diff --git a/src/main/resources/mappers/object/objectMapper.xml b/src/main/resources/mappers/object/objectMapper.xml
index 6ccd9396..e68ac8bf 100644
--- a/src/main/resources/mappers/object/objectMapper.xml
+++ b/src/main/resources/mappers/object/objectMapper.xml
@@ -140,6 +140,17 @@
         WHERE A.SALE_STORE_ID = #{saleStoreId}
     </select>
 
+    <select id="selectFirstAgentInfo" parameterType="String" resultType="com.interplug.qcast.biz.object.dto.SaleStoreResponse">
+        /* sqlid : com.interplug.qcast.biz.object.selectFirstAgentInfo */
+        SELECT
+              A.FIRST_AGENT_ID
+            , (SELECT SALE_STORE_NAME FROM M_SALES_STORE WITH(NOLOCK) WHERE SALE_STORE_ID = A.FIRST_AGENT_ID AND APPROVE_FLG = '2' AND DEL_FLG = '0') AS FIRST_AGENT_NAME
+        FROM M_SALES_STORE A WITH(NOLOCK)
+        WHERE A.SALE_STORE_ID = #{saleStoreId}
+          AND A.SALE_STORE_LEVEL = '2'
+          AND A.DEL_FLG = '0'
+    </select>
+
     <select id="selectObjectMainList" parameterType="com.interplug.qcast.biz.object.dto.ObjectRequest" resultType="com.interplug.qcast.biz.object.dto.ObjectResponse">
         /* sqlid : com.interplug.qcast.biz.object.selectObjectMainList */