diff --git a/product/src/gui/plugin/TrendCurves/CTrendInfoManage.cpp b/product/src/gui/plugin/TrendCurves/CTrendInfoManage.cpp
index 617a24b4..ea14fa85 100644
--- a/product/src/gui/plugin/TrendCurves/CTrendInfoManage.cpp
+++ b/product/src/gui/plugin/TrendCurves/CTrendInfoManage.cpp
@@ -383,7 +383,7 @@ void CTrendInfoManage::loadDevGroupInfo(CDbApi *pReadDb)
     {
         return ;
     }
-    QString sqlSequenceQuery = QStringLiteral("select tag_name, description, location_id from dev_group where sub_system > 3 ");
+    QString sqlSequenceQuery = QStringLiteral("select tag_name, description, location_id from dev_group where sub_system > 3 order by tag_name");
     if(!strLoctionFilter.isEmpty())
     {
         sqlSequenceQuery.append(QString(" and %1 order by dev_group_no asc;").arg(strLoctionFilter));
@@ -420,7 +420,7 @@ void CTrendInfoManage::loadDeviceInfo(CDbApi *pReadDb)
         }
         strLoctionFilter = QString("(group_tag_name in ('%1'))").arg(listLocation.join("','"));
     }
-    QString sqlSequenceQuery = QStringLiteral("select tag_name, description, group_tag_name, location_id from dev_info");
+    QString sqlSequenceQuery = QStringLiteral("select tag_name, description, group_tag_name, location_id from dev_info order by tag_name");
     if(!strLoctionFilter.isEmpty())
     {
         sqlSequenceQuery.append(QString(" where %1;").arg(strLoctionFilter));