diff --git a/core/frontend/src/components/canvas/utils/utils.js b/core/frontend/src/components/canvas/utils/utils.js
index ad3f587357..27b1bab4c8 100644
--- a/core/frontend/src/components/canvas/utils/utils.js
+++ b/core/frontend/src/components/canvas/utils/utils.js
@@ -472,7 +472,10 @@ export function exportExcelDownload(chart, snapshot, width, height, loadingWrapp
   if ((chart.render === 'echarts' || ['text', 'label'].includes(chart.type)) && !(chart.data?.series?.length && chart.data?.series[0].data?.length)) {
     callBack()
     return
-  } else if ((chart.render === 'antv' && !['text', 'label'].includes(chart.type)) && !chart.data?.data?.length) {
+  } else if ((chart.render === 'antv' && !['text', 'label', 'flow-map'].includes(chart.type)) && !chart.data?.data?.length) {
+    callBack()
+    return
+  } else if (chart.type === 'flow-map' && !chart.data?.tableRow?.length) {
     callBack()
     return
   }
diff --git a/core/frontend/src/utils/timeUitils.js b/core/frontend/src/utils/timeUitils.js
index 34e2f9a87f..84ee9d25f8 100644
--- a/core/frontend/src/utils/timeUitils.js
+++ b/core/frontend/src/utils/timeUitils.js
@@ -1,4 +1,5 @@
-export const getRange = (selectValue, timeGranularity) => {
+export const getRange = (outerTimeValue, timeGranularity) => {
+  const selectValue = timeGranularity === 'y_M_d_H' ? outerTimeValue + ':' : outerTimeValue
   if (new Date(selectValue).toString() === 'Invalid Date') {
     return selectValue
   }
@@ -57,7 +58,8 @@ const getMonthEnd = timestamp => {
 }
 
 const getDayEnd = timestamp => {
-  return [+new Date(timestamp), +new Date(timestamp) + 60 * 1000 * 60 * 24 - 1000]
+  const utcTime = getUtcTime(timestamp)
+  return [+utcTime, +utcTime + 60 * 1000 * 60 * 24 - 1000]
 }
 
 const getHourEnd = timestamp => {
@@ -89,3 +91,12 @@ const getDayBegin = timestamp => {
   return +new Date(timestamp)
 }
 
+const getUtcTime = timestamp => {
+  if (timestamp) {
+    const time = new Date(timestamp)
+    const utcDate = new Date(time.getUTCFullYear(), time.getUTCMonth(), time.getUTCDate(), time.getUTCHours(), time.getUTCMinutes(), time.getUTCSeconds())
+    return utcDate
+  } else {
+    return timestamp
+  }
+}