diff --git a/frontend/src/query-tool/components/LotDetail.vue b/frontend/src/query-tool/components/LotDetail.vue
index 7ce276f..08ac2d3 100644
--- a/frontend/src/query-tool/components/LotDetail.vue
+++ b/frontend/src/query-tool/components/LotDetail.vue
@@ -111,6 +111,11 @@ const activeColumnLabels = computed(() => {
       CONTAINERNAME: 'LOT ID',
     };
   }
+  if (props.activeSubTab === 'holds') {
+    return {
+      CONTAINERNAME: 'LOT ID',
+    };
+  }
   return {};
 });
 
@@ -118,6 +123,9 @@ const activeHiddenColumns = computed(() => {
   if (props.activeSubTab === 'materials') {
     return ['CONTAINERID', 'WORKCENTER_GROUP'];
   }
+  if (props.activeSubTab === 'holds') {
+    return ['CONTAINERID'];
+  }
   return [];
 });
 
@@ -134,6 +142,23 @@ const activeColumnOrder = computed(() => {
       'TXNDATE',
     ];
   }
+  if (props.activeSubTab === 'holds') {
+    return [
+      'CONTAINERNAME',
+      'WORKCENTERNAME',
+      'HOLDTXNDATE',
+      'RELEASETXNDATE',
+      'HOLD_STATUS',
+      'HOLD_HOURS',
+      'HOLDREASONNAME',
+      'HOLDCOMMENTS',
+      'HOLDEMP',
+      'HOLDEMPDEPTNAME',
+      'RELEASEEMP',
+      'RELEASECOMMENTS',
+      'NCRID',
+    ];
+  }
   return [];
 });
 
diff --git a/src/mes_dashboard/routes/query_tool_routes.py b/src/mes_dashboard/routes/query_tool_routes.py
index 60c7313..cc2c6b9 100644
--- a/src/mes_dashboard/routes/query_tool_routes.py
+++ b/src/mes_dashboard/routes/query_tool_routes.py
@@ -102,6 +102,29 @@ def _format_lot_materials_export_rows(rows):
             'TXNDATE': row.get('TXNDATE', ''),
         })
     return normalized_rows
+
+
+def _format_lot_holds_export_rows(rows):
+    """Normalize LOT hold export columns for UI/CSV consistency."""
+    normalized_rows = []
+    for row in rows or []:
+        lot_id = row.get('CONTAINERNAME') or row.get('CONTAINERID') or ''
+        normalized_rows.append({
+            'LOT ID': lot_id,
+            'WORKCENTERNAME': row.get('WORKCENTERNAME', ''),
+            'HOLDTXNDATE': row.get('HOLDTXNDATE', ''),
+            'RELEASETXNDATE': row.get('RELEASETXNDATE', ''),
+            'HOLD_STATUS': row.get('HOLD_STATUS', ''),
+            'HOLD_HOURS': row.get('HOLD_HOURS', ''),
+            'HOLDREASONNAME': row.get('HOLDREASONNAME', ''),
+            'HOLDCOMMENTS': row.get('HOLDCOMMENTS', ''),
+            'HOLDEMP': row.get('HOLDEMP', ''),
+            'HOLDEMPDEPTNAME': row.get('HOLDEMPDEPTNAME', ''),
+            'RELEASEEMP': row.get('RELEASEEMP', ''),
+            'RELEASECOMMENTS': row.get('RELEASECOMMENTS', ''),
+            'NCRID': row.get('NCRID', ''),
+        })
+    return normalized_rows
 
 
 # ============================================================
@@ -613,6 +636,8 @@ def export_csv():
 
         if export_type == 'lot_materials':
             export_data = _format_lot_materials_export_rows(export_data)
+        elif export_type == 'lot_holds':
+            export_data = _format_lot_holds_export_rows(export_data)
 
         # Stream CSV response
         return Response(
diff --git a/src/mes_dashboard/services/event_fetcher.py b/src/mes_dashboard/services/event_fetcher.py
index ac1501f..a4f3481 100644
--- a/src/mes_dashboard/services/event_fetcher.py
+++ b/src/mes_dashboard/services/event_fetcher.py
@@ -49,8 +49,9 @@ _DOMAIN_SPECS: Dict[str, Dict[str, Any]] = {
         "default_window": 60,
     },
     "holds": {
-        "filter_column": "CONTAINERID",
+        "filter_column": "h.CONTAINERID",
         "cache_ttl": 180,
+        "schema_version": 2,
         "bucket": "event-holds",
         "max_env": "EVT_HOLDS_RATE_MAX_REQUESTS",
         "window_env": "EVT_HOLDS_RATE_WINDOW_SECONDS",
diff --git a/src/mes_dashboard/sql/query_tool/lot_holds.sql b/src/mes_dashboard/sql/query_tool/lot_holds.sql
index d2d9842..4178b23 100644
--- a/src/mes_dashboard/sql/query_tool/lot_holds.sql
+++ b/src/mes_dashboard/sql/query_tool/lot_holds.sql
@@ -7,28 +7,31 @@
 -- Note: Uses HOLDTXNDATE/RELEASETXNDATE (NOT TXNDATETIME)
 --       NULL RELEASETXNDATE means currently HOLD
 
-SELECT
-    CONTAINERID,
-    WORKCENTERNAME,
-    HOLDTXNDATE,
-    HOLDEMP,
-    HOLDEMPDEPTNAME,
-    HOLDREASONNAME,
-    HOLDCOMMENTS,
-    RELEASETXNDATE,
-    RELEASEEMP,
-    RELEASECOMMENTS,
-    NCRID,
-    CASE
-        WHEN RELEASETXNDATE IS NULL THEN 'HOLD'
-        ELSE 'RELEASED'
-    END AS HOLD_STATUS,
-    CASE
-        WHEN RELEASETXNDATE IS NULL THEN
-            ROUND((SYSDATE - HOLDTXNDATE) * 24, 2)
-        ELSE
-            ROUND((RELEASETXNDATE - HOLDTXNDATE) * 24, 2)
-    END AS HOLD_HOURS
-FROM DWH.DW_MES_HOLDRELEASEHISTORY
-WHERE CONTAINERID = :container_id
-ORDER BY HOLDTXNDATE DESC
+SELECT
+    h.CONTAINERID,
+    NVL(TRIM(c.CONTAINERNAME), TRIM(h.CONTAINERID)) AS CONTAINERNAME,
+    h.WORKCENTERNAME,
+    h.HOLDTXNDATE,
+    h.HOLDEMP,
+    h.HOLDEMPDEPTNAME,
+    h.HOLDREASONNAME,
+    h.HOLDCOMMENTS,
+    h.RELEASETXNDATE,
+    h.RELEASEEMP,
+    h.RELEASECOMMENTS,
+    h.NCRID,
+    CASE
+        WHEN h.RELEASETXNDATE IS NULL THEN 'HOLD'
+        ELSE 'RELEASED'
+    END AS HOLD_STATUS,
+    CASE
+        WHEN h.RELEASETXNDATE IS NULL THEN
+            ROUND((SYSDATE - h.HOLDTXNDATE) * 24, 2)
+        ELSE
+            ROUND((h.RELEASETXNDATE - h.HOLDTXNDATE) * 24, 2)
+    END AS HOLD_HOURS
+FROM DWH.DW_MES_HOLDRELEASEHISTORY h
+LEFT JOIN DWH.DW_MES_CONTAINER c
+  ON c.CONTAINERID = h.CONTAINERID
+WHERE h.CONTAINERID = :container_id
+ORDER BY h.HOLDTXNDATE DESC
diff --git a/tests/test_event_fetcher.py b/tests/test_event_fetcher.py
index 05c4f36..8f82d59 100644
--- a/tests/test_event_fetcher.py
+++ b/tests/test_event_fetcher.py
@@ -136,3 +136,27 @@ def test_fetch_events_rejects_branch_replaces_aliased_container_filter(
     assert "r.CONTAINERID = :container_id" not in sql
     assert "IN" in sql.upper()
     assert params == {"p0": "CID-1", "p1": "CID-2"}
+
+
+@patch("mes_dashboard.services.event_fetcher.cache_set")
+@patch("mes_dashboard.services.event_fetcher.cache_get", return_value=None)
+@patch("mes_dashboard.services.event_fetcher.read_sql_df")
+@patch("mes_dashboard.services.event_fetcher.SQLLoader.load")
+def test_fetch_events_holds_branch_replaces_aliased_container_filter(
+    mock_sql_load,
+    mock_read_sql_df,
+    _mock_cache_get,
+    _mock_cache_set,
+):
+    mock_sql_load.return_value = (
+        "SELECT * FROM t h LEFT JOIN c ON c.CONTAINERID = h.CONTAINERID "
+        "WHERE h.CONTAINERID = :container_id ORDER BY h.HOLDTXNDATE DESC"
+    )
+    mock_read_sql_df.return_value = pd.DataFrame([])
+
+    EventFetcher.fetch_events(["CID-1", "CID-2"], "holds")
+
+    sql, params = mock_read_sql_df.call_args.args
+    assert "h.CONTAINERID = :container_id" not in sql
+    assert "IN" in sql.upper()
+    assert params == {"p0": "CID-1", "p1": "CID-2"}
diff --git a/tests/test_query_tool_routes.py b/tests/test_query_tool_routes.py
index c102cf7..8ac4f99 100644
--- a/tests/test_query_tool_routes.py
+++ b/tests/test_query_tool_routes.py
@@ -749,6 +749,48 @@ class TestExportCsvEndpoint:
         decoded = response.data.decode('utf-8-sig')
         assert 'LOT ID' in decoded
         assert 'GA25010001-A01' in decoded
+
+    @patch('mes_dashboard.routes.query_tool_routes.get_lot_holds')
+    def test_export_lot_holds_uses_container_name_as_lot_id(
+        self,
+        mock_get_holds,
+        client,
+    ):
+        mock_get_holds.return_value = {
+            'data': [
+                {
+                    'CONTAINERID': '488103800029578b',
+                    'CONTAINERNAME': 'GA25010001-A01',
+                    'WORKCENTERNAME': '成型',
+                    'HOLDTXNDATE': '2026-02-22 16:53:27',
+                    'RELEASETXNDATE': None,
+                    'HOLD_STATUS': 'HOLD',
+                    'HOLD_HOURS': 1.46,
+                    'HOLDREASONNAME': 'Q-Time Fail',
+                    'HOLDCOMMENTS': '',
+                    'HOLDEMP': 'U001',
+                    'HOLDEMPDEPTNAME': '成型(D)',
+                    'RELEASEEMP': '',
+                    'RELEASECOMMENTS': '',
+                    'NCRID': '',
+                }
+            ],
+            'total': 1,
+        }
+
+        response = client.post(
+            '/api/query-tool/export-csv',
+            json={
+                'export_type': 'lot_holds',
+                'params': {'container_id': '488103800029578b'}
+            }
+        )
+
+        assert response.status_code == 200
+        assert 'lot_holds_488103800029578b.csv' in response.headers.get('Content-Disposition', '')
+        decoded = response.data.decode('utf-8-sig')
+        assert 'LOT ID' in decoded
+        assert 'GA25010001-A01' in decoded
 
 
 class TestEquipmentListEndpoint: