diff --git a/WebContent/WEB-INF/view/salesMng/purchaseListFormPopUp.jsp b/WebContent/WEB-INF/view/salesMng/purchaseListFormPopUp.jsp
index 9636055..9690de4 100644
--- a/WebContent/WEB-INF/view/salesMng/purchaseListFormPopUp.jsp
+++ b/WebContent/WEB-INF/view/salesMng/purchaseListFormPopUp.jsp
@@ -1061,10 +1061,11 @@ function fn_createQuotationRequest() {
 	checkedRows.forEach(function(item) {
 		var vendorPm = item.VENDOR_PM || '';
 		var processingVendor = item.PROCESSING_VENDOR || '';
+		var originalObjids = item.ORIGINAL_OBJIDS || item.OBJID;
 		
 		if(vendorPm && vendorPm !== '') {
 			supplyItems.push({
-				objid: item.OBJID,
+				originalObjids: originalObjids,
 				vendorObjid: vendorPm,
 				partNo: item.PART_NO,
 				partName: item.PART_NAME
@@ -1073,7 +1074,7 @@ function fn_createQuotationRequest() {
 		
 		if(processingVendor && processingVendor !== '') {
 			processingItems.push({
-				objid: item.OBJID,
+				originalObjids: originalObjids,
 				vendorObjid: processingVendor,
 				partNo: item.PART_NO,
 				partName: item.PART_NAME
@@ -1098,14 +1099,14 @@ function fn_createQuotationRequest() {
 		if(!supplyVendorGroups[item.vendorObjid]) {
 			supplyVendorGroups[item.vendorObjid] = [];
 		}
-		supplyVendorGroups[item.vendorObjid].push(item.objid);
+		supplyVendorGroups[item.vendorObjid].push(item.originalObjids);
 	});
 	
 	processingItems.forEach(function(item) {
 		if(!processingVendorGroups[item.vendorObjid]) {
 			processingVendorGroups[item.vendorObjid] = [];
 		}
-		processingVendorGroups[item.vendorObjid].push(item.objid);
+		processingVendorGroups[item.vendorObjid].push(item.originalObjids);
 	});
 	
 	// 생성할 견적요청서 목록 표시
diff --git a/WebContent/WEB-INF/view/salesMng/salesRequestMngRegList.jsp b/WebContent/WEB-INF/view/salesMng/salesRequestMngRegList.jsp
index b933c9f..6ef76f4 100644
--- a/WebContent/WEB-INF/view/salesMng/salesRequestMngRegList.jsp
+++ b/WebContent/WEB-INF/view/salesMng/salesRequestMngRegList.jsp
@@ -893,14 +893,12 @@ function fn_processQuotationRequestCreation(salesRequestObjid, purchaseList) {
 		// 대소문자 모두 처리 (서버에서 소문자로 반환될 수 있음)
 		var vendorPm = fnc_checkNull(item.VENDOR_PM || item.vendor_pm);
 		var processingVendor = fnc_checkNull(item.PROCESSING_VENDOR || item.processing_vendor);
-		var objid = fnc_checkNull(item.OBJID || item.objid);
+		var originalObjids = fnc_checkNull(item.ORIGINAL_OBJIDS || item.original_objids || item.OBJID || item.objid);
 		var vendorName = fnc_checkNull(item.VENDOR_NAME || item.vendor_name);
 		var processingVendorName = fnc_checkNull(item.PROCESSING_VENDOR_NAME || item.processing_vendor_name);
-		// 견적요청서 생성 가능 여부 플래그
 		var canCreateSupply = fnc_checkNull(item.CAN_CREATE_SUPPLY || item.can_create_supply);
 		var canCreateProcessing = fnc_checkNull(item.CAN_CREATE_PROCESSING || item.can_create_processing);
 		
-		// 공급업체 견적요청서 생성 가능한 경우
 		if(vendorPm !== '' && canCreateSupply === 'Y') {
 			if(!supplyVendorGroups[vendorPm]) {
 				supplyVendorGroups[vendorPm] = {
@@ -908,10 +906,9 @@ function fn_processQuotationRequestCreation(salesRequestObjid, purchaseList) {
 					parts: []
 				};
 			}
-			supplyVendorGroups[vendorPm].parts.push(objid);
+			supplyVendorGroups[vendorPm].parts.push(originalObjids);
 		}
 		
-		// 가공업체 견적요청서 생성 가능한 경우
 		if(processingVendor !== '' && canCreateProcessing === 'Y') {
 			if(!processingVendorGroups[processingVendor]) {
 				processingVendorGroups[processingVendor] = {
@@ -919,7 +916,7 @@ function fn_processQuotationRequestCreation(salesRequestObjid, purchaseList) {
 					parts: []
 				};
 			}
-			processingVendorGroups[processingVendor].parts.push(objid);
+			processingVendorGroups[processingVendor].parts.push(originalObjids);
 		}
 	});
 	
diff --git a/src/com/pms/mapper/salesMng.xml b/src/com/pms/mapper/salesMng.xml
index 41c86ce..917ec11 100644
--- a/src/com/pms/mapper/salesMng.xml
+++ b/src/com/pms/mapper/salesMng.xml
@@ -4956,6 +4956,35 @@ ORDER BY V.PATH2
 	WHERE MD.OBJID = #{OBJID}
 </select>
 
+<!-- 구매리스트 품목 정보 조회 (그룹핑된 OBJID 목록 합산) - 견적요청서 생성용 -->
+<select id="getGroupedSalesRequestPartInfo" parameterType="map" resultType="com.pms.common.UpperKeyMap">
+	SELECT
+		MIN(MD.OBJID) AS OBJID,
+		MIN(MD.MBOM_HEADER_OBJID) AS MBOM_HEADER_OBJID,
+		MD.PART_OBJID,
+		MIN(PM.PART_NO) AS PART_NO,
+		MIN(PM.PART_NAME) AS PART_NAME,
+		COALESCE(MIN(MD.RAW_MATERIAL), '') AS RAW_MATERIAL,
+		MIN(MD.RAW_MATERIAL_PART_NO) AS RAW_MATERIAL_NO,
+		COALESCE(MIN(MD.RAW_MATERIAL_SIZE), '') AS SIZE,
+		SUM(COALESCE(MD.PO_QTY, 0)) AS PO_QTY,
+		SUM(COALESCE(MD.PRODUCTION_QTY, 0)) AS PRODUCTION_QTY,
+		MIN(MD.UNIT_PRICE) AS UNIT_PRICE,
+		MIN(MD.PROCESSING_UNIT_PRICE) AS PROCESSING_UNIT_PRICE,
+		MIN(MD.VENDOR) AS VENDOR_PM,
+		(SELECT CLIENT_NM FROM CLIENT_MNG WHERE OBJID::VARCHAR = MIN(MD.VENDOR)) AS VENDOR_NAME,
+		MIN(MD.PROCESSING_VENDOR) AS PROCESSING_VENDOR,
+		(SELECT CLIENT_NM FROM CLIENT_MNG WHERE OBJID::VARCHAR = MIN(MD.PROCESSING_VENDOR)) AS PROCESSING_VENDOR_NAME,
+		STRING_AGG(MD.OBJID::VARCHAR, ',' ORDER BY MD.OBJID) AS ORIGINAL_OBJIDS
+	FROM MBOM_DETAIL MD
+	LEFT JOIN PART_MNG PM ON MD.PART_OBJID::VARCHAR = PM.OBJID::VARCHAR
+	WHERE MD.OBJID::VARCHAR IN
+	<foreach item="objid" collection="OBJID_LIST" open="(" separator="," close=")">
+		#{objid}
+	</foreach>
+	GROUP BY MD.PART_OBJID
+</select>
+
 <!-- =====================================================
      견적요청서 관리 쿼리
      ===================================================== -->
@@ -5301,71 +5330,89 @@ ORDER BY V.PATH2
 	WHERE MBOM_HEADER_OBJID = #{MBOM_HEADER_OBJID}
 </update>
 
-<!-- 구매리스트에서 견적요청서 생성 대상 조회 - M-BOM 기반 (MBOM_DETAIL에서 조회) -->
+<!-- 구매리스트에서 견적요청서 생성 대상 조회 - M-BOM 기반 (동일 품번 그룹핑) -->
 <!-- 공급업체/가공업체별로 견적요청서 생성 가능 여부 플래그 포함 -->
 <select id="getPurchaseListForQuotationFromMBom" parameterType="map" resultType="map">
-	SELECT
-		MD.OBJID,
-		#{SALES_REQUEST_MASTER_OBJID} AS SALES_REQUEST_MASTER_OBJID,
-		MD.PART_OBJID,
-		PM.PART_NO,
-		PM.PART_NAME,
-		MD.RAW_MATERIAL,
-		MD.RAW_MATERIAL_SIZE AS SIZE,
-		MD.PO_QTY,
-		MD.PRODUCTION_QTY,
-		MD.UNIT_PRICE,
-		MD.PROCESSING_UNIT_PRICE,
-		MD.VENDOR AS VENDOR_PM,
-		(SELECT CLIENT_NM FROM CLIENT_MNG WHERE OBJID::VARCHAR = MD.VENDOR) AS VENDOR_NAME,
-		MD.PROCESSING_VENDOR,
-		(SELECT CLIENT_NM FROM CLIENT_MNG WHERE OBJID::VARCHAR = MD.PROCESSING_VENDOR) AS PROCESSING_VENDOR_NAME,
-		MD.RAW_MATERIAL_PART_NO AS RAW_MATERIAL_NO,
-		'MBOM' AS DATA_SOURCE,
-		-- 공급업체 견적요청서 생성 가능 여부
-		CASE WHEN MD.VENDOR IS NOT NULL AND MD.VENDOR != '' AND NOT EXISTS (
-			SELECT 1 FROM QUOTATION_REQUEST_DETAIL QRD
-			INNER JOIN QUOTATION_REQUEST_MASTER QRM ON QRD.QUOTATION_REQUEST_MASTER_OBJID = QRM.OBJID
-			WHERE QRD.SALES_REQUEST_PART_OBJID::VARCHAR = MD.OBJID::VARCHAR
-			AND QRM.VENDOR_TYPE = 'SUPPLY'
-			AND QRM.VENDOR_OBJID::VARCHAR = MD.VENDOR
-		) THEN 'Y' ELSE 'N' END AS CAN_CREATE_SUPPLY,
-		-- 가공업체 견적요청서 생성 가능 여부
-		CASE WHEN MD.PROCESSING_VENDOR IS NOT NULL AND MD.PROCESSING_VENDOR != '' AND NOT EXISTS (
-			SELECT 1 FROM QUOTATION_REQUEST_DETAIL QRD
-			INNER JOIN QUOTATION_REQUEST_MASTER QRM ON QRD.QUOTATION_REQUEST_MASTER_OBJID = QRM.OBJID
-			WHERE QRD.SALES_REQUEST_PART_OBJID::VARCHAR = MD.OBJID::VARCHAR
-			AND QRM.VENDOR_TYPE = 'PROCESSING'
-			AND QRM.VENDOR_OBJID::VARCHAR = MD.PROCESSING_VENDOR
-		) THEN 'Y' ELSE 'N' END AS CAN_CREATE_PROCESSING
-	FROM MBOM_DETAIL MD
-	LEFT JOIN PART_MNG PM ON MD.PART_OBJID::VARCHAR = PM.OBJID::VARCHAR
-	WHERE MD.MBOM_HEADER_OBJID = #{MBOM_HEADER_OBJID}
-	AND (
-		(MD.VENDOR IS NOT NULL AND MD.VENDOR != '')
-		OR (MD.PROCESSING_VENDOR IS NOT NULL AND MD.PROCESSING_VENDOR != '')
+	WITH GROUPED_MBOM AS (
+		SELECT
+			MIN(MD.OBJID) AS OBJID,
+			STRING_AGG(MD.OBJID::VARCHAR, ',' ORDER BY MD.OBJID) AS ORIGINAL_OBJIDS,
+			MD.PART_OBJID,
+			MIN(PM.PART_NO) AS PART_NO,
+			MIN(PM.PART_NAME) AS PART_NAME,
+			COALESCE(MIN(MD.RAW_MATERIAL), '') AS RAW_MATERIAL,
+			COALESCE(MIN(MD.RAW_MATERIAL_SIZE), '') AS SIZE,
+			SUM(COALESCE(MD.PO_QTY, 0)) AS PO_QTY,
+			SUM(COALESCE(MD.PRODUCTION_QTY, 0)) AS PRODUCTION_QTY,
+			MIN(MD.UNIT_PRICE) AS UNIT_PRICE,
+			MIN(MD.PROCESSING_UNIT_PRICE) AS PROCESSING_UNIT_PRICE,
+			MIN(MD.VENDOR) AS VENDOR_PM,
+			MIN(MD.PROCESSING_VENDOR) AS PROCESSING_VENDOR,
+			MIN(MD.RAW_MATERIAL_PART_NO) AS RAW_MATERIAL_NO
+		FROM MBOM_DETAIL MD
+		LEFT JOIN PART_MNG PM ON MD.PART_OBJID::VARCHAR = PM.OBJID::VARCHAR
+		WHERE MD.MBOM_HEADER_OBJID = #{MBOM_HEADER_OBJID}
+		AND (
+			(MD.VENDOR IS NOT NULL AND MD.VENDOR != '')
+			OR (MD.PROCESSING_VENDOR IS NOT NULL AND MD.PROCESSING_VENDOR != '')
+		)
+		GROUP BY MD.PART_OBJID,
+			COALESCE(MD.SUPPLY_TYPE, ''),
+			COALESCE(MD.RAW_MATERIAL, ''),
+			COALESCE(MD.RAW_MATERIAL_SIZE, '')
 	)
-	-- 공급업체 또는 가공업체 중 하나라도 견적요청서 생성 가능해야 함
-	AND (
-		-- 공급업체 견적요청서 생성 가능
-		(MD.VENDOR IS NOT NULL AND MD.VENDOR != '' AND NOT EXISTS (
+	SELECT
+		G.OBJID,
+		G.ORIGINAL_OBJIDS,
+		#{SALES_REQUEST_MASTER_OBJID} AS SALES_REQUEST_MASTER_OBJID,
+		G.PART_OBJID,
+		G.PART_NO,
+		G.PART_NAME,
+		G.RAW_MATERIAL,
+		G.SIZE,
+		G.PO_QTY,
+		G.PRODUCTION_QTY,
+		G.UNIT_PRICE,
+		G.PROCESSING_UNIT_PRICE,
+		G.VENDOR_PM,
+		(SELECT CLIENT_NM FROM CLIENT_MNG WHERE OBJID::VARCHAR = G.VENDOR_PM) AS VENDOR_NAME,
+		G.PROCESSING_VENDOR,
+		(SELECT CLIENT_NM FROM CLIENT_MNG WHERE OBJID::VARCHAR = G.PROCESSING_VENDOR) AS PROCESSING_VENDOR_NAME,
+		G.RAW_MATERIAL_NO,
+		'MBOM' AS DATA_SOURCE,
+		CASE WHEN G.VENDOR_PM IS NOT NULL AND G.VENDOR_PM != '' AND NOT EXISTS (
 			SELECT 1 FROM QUOTATION_REQUEST_DETAIL QRD
 			INNER JOIN QUOTATION_REQUEST_MASTER QRM ON QRD.QUOTATION_REQUEST_MASTER_OBJID = QRM.OBJID
-			WHERE QRD.SALES_REQUEST_PART_OBJID::VARCHAR = MD.OBJID::VARCHAR
+			WHERE QRD.SALES_REQUEST_PART_OBJID = G.OBJID
 			AND QRM.VENDOR_TYPE = 'SUPPLY'
-			AND QRM.VENDOR_OBJID::VARCHAR = MD.VENDOR
+			AND QRM.VENDOR_OBJID::VARCHAR = G.VENDOR_PM
+		) THEN 'Y' ELSE 'N' END AS CAN_CREATE_SUPPLY,
+		CASE WHEN G.PROCESSING_VENDOR IS NOT NULL AND G.PROCESSING_VENDOR != '' AND NOT EXISTS (
+			SELECT 1 FROM QUOTATION_REQUEST_DETAIL QRD
+			INNER JOIN QUOTATION_REQUEST_MASTER QRM ON QRD.QUOTATION_REQUEST_MASTER_OBJID = QRM.OBJID
+			WHERE QRD.SALES_REQUEST_PART_OBJID = G.OBJID
+			AND QRM.VENDOR_TYPE = 'PROCESSING'
+			AND QRM.VENDOR_OBJID::VARCHAR = G.PROCESSING_VENDOR
+		) THEN 'Y' ELSE 'N' END AS CAN_CREATE_PROCESSING
+	FROM GROUPED_MBOM G
+	WHERE (
+		(G.VENDOR_PM IS NOT NULL AND G.VENDOR_PM != '' AND NOT EXISTS (
+			SELECT 1 FROM QUOTATION_REQUEST_DETAIL QRD
+			INNER JOIN QUOTATION_REQUEST_MASTER QRM ON QRD.QUOTATION_REQUEST_MASTER_OBJID = QRM.OBJID
+			WHERE QRD.SALES_REQUEST_PART_OBJID = G.OBJID
+			AND QRM.VENDOR_TYPE = 'SUPPLY'
+			AND QRM.VENDOR_OBJID::VARCHAR = G.VENDOR_PM
 		))
 		OR
-		-- 가공업체 견적요청서 생성 가능
-		(MD.PROCESSING_VENDOR IS NOT NULL AND MD.PROCESSING_VENDOR != '' AND NOT EXISTS (
+		(G.PROCESSING_VENDOR IS NOT NULL AND G.PROCESSING_VENDOR != '' AND NOT EXISTS (
 			SELECT 1 FROM QUOTATION_REQUEST_DETAIL QRD
 			INNER JOIN QUOTATION_REQUEST_MASTER QRM ON QRD.QUOTATION_REQUEST_MASTER_OBJID = QRM.OBJID
-			WHERE QRD.SALES_REQUEST_PART_OBJID::VARCHAR = MD.OBJID::VARCHAR
+			WHERE QRD.SALES_REQUEST_PART_OBJID = G.OBJID
 			AND QRM.VENDOR_TYPE = 'PROCESSING'
-			AND QRM.VENDOR_OBJID::VARCHAR = MD.PROCESSING_VENDOR
+			AND QRM.VENDOR_OBJID::VARCHAR = G.PROCESSING_VENDOR
 		))
 	)
-	ORDER BY MD.REGDATE
+	ORDER BY G.PART_NO
 </select>
 
 <!-- 구매리스트에서 견적요청서 생성 대상 조회 - 수동 작성 (SALES_REQUEST_PART에서 조회) -->
diff --git a/src/com/pms/salesmgmt/service/SalesMngService.java b/src/com/pms/salesmgmt/service/SalesMngService.java
index b55c19e..c39f1b5 100644
--- a/src/com/pms/salesmgmt/service/SalesMngService.java
+++ b/src/com/pms/salesmgmt/service/SalesMngService.java
@@ -11,6 +11,7 @@ package com.pms.salesmgmt.service;
 
 import java.io.FileInputStream;
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.Date;
 import java.util.HashMap;
 import java.util.LinkedHashMap;
@@ -2382,54 +2383,52 @@ public class SalesMngService {
 			sqlSession.insert("salesMng.insertQuotationRequestMaster", quotationMaster);
 			
 			// 4. 선택된 품목들로 견적요청서 상세 생성
-			List<String> partObjids = new ArrayList<String>();
+			// PART_OBJIDS: 각 항목이 ORIGINAL_OBJIDS (콤마구분 MBOM_DETAIL.OBJID) 형태
+			List<String> partOriginalObjidsList = new ArrayList<String>();
 			if(partObjidsJson != null && !partObjidsJson.isEmpty()) {
 				org.codehaus.jackson.map.ObjectMapper mapper = new org.codehaus.jackson.map.ObjectMapper();
-				partObjids = mapper.readValue(partObjidsJson, List.class);
+				partOriginalObjidsList = mapper.readValue(partObjidsJson, List.class);
 			}
 			
-			for(String partObjid : partObjids) {
-				// 구매리스트 품목 정보 조회
+			for(String originalObjids : partOriginalObjidsList) {
+				// ORIGINAL_OBJIDS를 개별 OBJID 리스트로 분리하여 그룹핑 조회
+				List<String> objidList = Arrays.asList(originalObjids.split(","));
+				
 				Map partParam = new HashMap();
-				partParam.put("OBJID", partObjid);
-				Map partInfo = (Map)sqlSession.selectOne("salesMng.getSalesRequestPartInfo", partParam);
+				partParam.put("OBJID_LIST", objidList);
+				Map partInfo = (Map)sqlSession.selectOne("salesMng.getGroupedSalesRequestPartInfo", partParam);
 				
 				if(partInfo != null) {
 					Map detailParam = new HashMap();
 					detailParam.put("OBJID", CommonUtils.createObjId());
 					detailParam.put("QUOTATION_REQUEST_MASTER_OBJID", quotationMasterObjid);
-					detailParam.put("SALES_REQUEST_PART_OBJID", partObjid);  // MBOM_DETAIL.OBJID
+					detailParam.put("SALES_REQUEST_PART_OBJID", partInfo.get("OBJID"));
 					detailParam.put("PART_OBJID", partInfo.get("PART_OBJID"));
 					
-					// 업체유형에 따라 다른 정보 저장 (단가는 0으로, 견적 수신 후 입력)
 					if("PROCESSING".equals(vendorType)) {
-						// 가공업체: 품번, 품명, 제작수량
 						detailParam.put("PART_NO", partInfo.get("PART_NO"));
 						detailParam.put("PART_NAME", partInfo.get("PART_NAME"));
 						detailParam.put("RAW_MATERIAL", "");
 						detailParam.put("SIZE", "");
 						detailParam.put("QTY", partInfo.get("PRODUCTION_QTY"));
-				} else {
-					// 공급업체: 소재품번 유무에 따라 분기
-					String rawMaterialNo = CommonUtils.checkNull(partInfo.get("RAW_MATERIAL_NO"));
-					
-					if(!rawMaterialNo.isEmpty()) {
-						// 소재품번이 있는 경우: 소재품번, 소재재질, 규격, 발주수량
-						detailParam.put("PART_NO", partInfo.get("RAW_MATERIAL_NO"));
-						detailParam.put("PART_NAME", partInfo.get("RAW_MATERIAL"));
-						detailParam.put("RAW_MATERIAL", partInfo.get("RAW_MATERIAL"));
-						detailParam.put("SIZE", partInfo.get("SIZE"));
-						detailParam.put("QTY", partInfo.get("PO_QTY"));
 					} else {
-						// 소재품번이 없는 경우: 부품품번, 부품명, 제작수량
-						detailParam.put("PART_NO", partInfo.get("PART_NO"));
-						detailParam.put("PART_NAME", partInfo.get("PART_NAME"));
-						detailParam.put("RAW_MATERIAL", "");
-						detailParam.put("SIZE", "");
-						detailParam.put("QTY", partInfo.get("PRODUCTION_QTY"));
+						String rawMaterialNo = CommonUtils.checkNull(partInfo.get("RAW_MATERIAL_NO"));
+						
+						if(!rawMaterialNo.isEmpty()) {
+							detailParam.put("PART_NO", partInfo.get("RAW_MATERIAL_NO"));
+							detailParam.put("PART_NAME", partInfo.get("RAW_MATERIAL"));
+							detailParam.put("RAW_MATERIAL", partInfo.get("RAW_MATERIAL"));
+							detailParam.put("SIZE", partInfo.get("SIZE"));
+							detailParam.put("QTY", partInfo.get("PO_QTY"));
+						} else {
+							detailParam.put("PART_NO", partInfo.get("PART_NO"));
+							detailParam.put("PART_NAME", partInfo.get("PART_NAME"));
+							detailParam.put("RAW_MATERIAL", "");
+							detailParam.put("SIZE", "");
+							detailParam.put("QTY", partInfo.get("PRODUCTION_QTY"));
+						}
 					}
-				}
-					detailParam.put("UNIT_PRICE", 0);  // 단가는 견적 수신 후 입력
+					detailParam.put("UNIT_PRICE", 0);
 					detailParam.put("REMARK", "");
 					
 					sqlSession.insert("salesMng.insertQuotationRequestDetail", detailParam);