diff --git a/src/main/java/com/spring/common/utils/Constant.java b/src/main/java/com/spring/common/utils/Constant.java
index b9ff48e7..f1668d39 100644
--- a/src/main/java/com/spring/common/utils/Constant.java
+++ b/src/main/java/com/spring/common/utils/Constant.java
@@ -48,8 +48,8 @@ public class Constant {
     public static final Integer TEN = 10;
     public static final String DY_PR = "PROOFING";
     public static final String ECN = "ECN";
-    public static final String ROHS = "rohs";
-    public static final String LAB = "lab";
+    public static final String ROHS = "ROHS";
+    public static final String LAB = "LAB";
     public static final String TOOL = "TOOL";
     public static final String QUOTATION = "QUOTATION";
     public static final String TEST = "TEST";
diff --git a/src/main/java/com/spring/modules/request/service/impl/RequestManageServiceImpl.java b/src/main/java/com/spring/modules/request/service/impl/RequestManageServiceImpl.java
index 7e763dad..6901cf0c 100644
--- a/src/main/java/com/spring/modules/request/service/impl/RequestManageServiceImpl.java
+++ b/src/main/java/com/spring/modules/request/service/impl/RequestManageServiceImpl.java
@@ -513,11 +513,11 @@ public class RequestManageServiceImpl extends ServiceImpl<RequestManageMapper, P
                 paramData.setTableName("plm_quote");
                 paramData.setFieldName1("quote_version_no");
                 paramData.setFieldName2("status");
-            } else if (Constant.ROHS.equals(inData.getDocumentType())) {
+            } else if (Constant.ROHS.equalsIgnoreCase(inData.getDocumentType())) {
                 paramData.setTableName("plm_rohs");
                 paramData.setFieldName1("reference_no");
                 paramData.setFieldName2("status");
-            } else if (Constant.LAB.equals(inData.getDocumentType())) {
+            } else if (Constant.LAB.equalsIgnoreCase(inData.getDocumentType())) {
                 paramData.setTableName("plm_lab");
                 paramData.setFieldName1("reference_no");
                 paramData.setFieldName2("status");
@@ -559,9 +559,9 @@ public class RequestManageServiceImpl extends ServiceImpl<RequestManageMapper, P
                     technicalSpecificationService.submitQuotationToFlow(vo);
                 } else if (Constant.QUOTE.equals(inData.getDocumentType())) {
                     quoteService.submitQuoteToFlow(vo);
-                } else if (Constant.ROHS.equals(inData.getDocumentType())) {
+                } else if (Constant.ROHS.equalsIgnoreCase(inData.getDocumentType())) {
                     rohsService.submitRohsToFlow(vo);
-                } else if (Constant.LAB.equals(inData.getDocumentType())) {
+                } else if (Constant.LAB.equalsIgnoreCase(inData.getDocumentType())) {
                     labService.submitLabToFlow(vo);
                 }
             } else {