diff --git a/nezha-fronted/src/components/charts/chart-alert-list.vue b/nezha-fronted/src/components/charts/chart-alert-list.vue
index 7a41cb76e..c81a1f89a 100644
--- a/nezha-fronted/src/components/charts/chart-alert-list.vue
+++ b/nezha-fronted/src/components/charts/chart-alert-list.vue
@@ -25,7 +25,7 @@
             <span class="el-dropdown-link chart-title">
               <span class="chart-title-text">{{chartData.name}}</span>
               <span class="chart-title-icon"  :class="{'visible':caretShow,'hidden':!caretShow}">
-                <span>
+                <span v-if="chartData.remark">
                   <el-tooltip :content="chartData.remark" placement="top" effect="light">
                      <i class="nz-icon nz-icon-info-normal"></i>
                   </el-tooltip>
diff --git a/nezha-fronted/src/components/charts/chart-bar-statistics.vue b/nezha-fronted/src/components/charts/chart-bar-statistics.vue
index 6278b4398..d1c37ecdb 100644
--- a/nezha-fronted/src/components/charts/chart-bar-statistics.vue
+++ b/nezha-fronted/src/components/charts/chart-bar-statistics.vue
@@ -25,7 +25,7 @@
             <span class="el-dropdown-link chart-title">
               <span class="chart-title-text">{{chartData.name}}</span>
               <span class="chart-title-icon"   :class="{'visible':caretShow,'hidden':!caretShow}">
-                <span>
+                <span v-if="chartData.remark">
                   <el-tooltip :content="chartData.remark" placement="top" effect="light">
                      <i class="nz-icon nz-icon-info-normal"></i>
                   </el-tooltip>
@@ -365,23 +365,25 @@ export default {
           obj.name = legend[index].name
           obj.data = [[legendShow, item.value]]
           obj.stack = true
-          obj.markLine = {
-            silent: true,
-            symbol: ['circle', 'circle'],
-            label: {
-              distance: this.computeDistance(chartDataFormat.getUnit(chartItem.unit ? chartItem.unit : 2).compute(chartItem.param.threshold)),
-              formatter: function (params) {
-                return chartDataFormat.getUnit(chartItem.unit ? chartItem.unit : 2).compute(params.value)
-              }
-            },
-            lineStyle: {
-              color: '#d64f40',
-              width: 2,
-              type: 'dotted',
-            },
-            data: [{
-              yAxis: Number(chartItem.param.threshold)
-            }]
+          if (chartItem.param.threshold) {
+            obj.markLine = {
+              silent: true,
+              symbol: ['circle', 'circle'],
+              label: {
+                distance: this.computeDistance(chartDataFormat.getUnit(chartItem.unit ? chartItem.unit : 2).compute(chartItem.param.threshold)),
+                formatter: function (params) {
+                  return chartDataFormat.getUnit(chartItem.unit ? chartItem.unit : 2).compute(params.value)
+                }
+              },
+              lineStyle: {
+                color: '#d64f40',
+                width: 2,
+                type: 'dotted'
+              },
+              data: [{
+                yAxis: Number(chartItem.param.threshold)
+              }]
+            }
           }
           nweSeriesItem.push(obj)
         })
diff --git a/nezha-fronted/src/components/charts/chart-group.vue b/nezha-fronted/src/components/charts/chart-group.vue
index d4d0d5b1d..71fe3999a 100644
--- a/nezha-fronted/src/components/charts/chart-group.vue
+++ b/nezha-fronted/src/components/charts/chart-group.vue
@@ -19,7 +19,7 @@
                 <span v-show="!showList" class="collapse-content">({{chartData.children.length}} charts)</span>
               </span>
               <span class="chart-title-icon"   :class="{'visible':caretShow,'hidden':!caretShow}">
-                <span>
+                <span v-if="chartData.remark">
                   <el-tooltip :content="chartData.remark" placement="top" effect="light">
                      <i class="nz-icon nz-icon-info-normal"></i>
                   </el-tooltip>
@@ -47,7 +47,7 @@
         </div>
         <el-collapse-transition>
           <div :id="'chartUrl'+chartIndex" class="mt-10 url-container" v-show="showList">
-            <chart-list-group :groupList.sync="chartData.children" :panel-lock="panelLock" :filterParent="filter"  :hasGroup="false" :from="from" ref="listGroup" :panelId="panelId" @on-edit-group-chart="editGroupItem" @on-duplicate-group-chart="duplicateGroupItem" @on-remove-chart="removeChartGroup" @moveGroupItem="moveGroupItem"></chart-list-group>
+            <chart-list-group :groupList.sync="chartData.children" :panel-lock="panelLock" :filterParent="filter"  :hasGroup="false" :from="from" ref="listGroup" :panelId="panelId" @on-edit-group-chart="editGroupItem" @on-duplicate-group-chart="duplicateGroupItem" @on-remove-chart="removeChartGroup" @moveGroupItem="moveGroupItem" @on-remove-group-chart="removeGroupItem"></chart-list-group>
           </div>
         </el-collapse-transition>
         <div style="position: absolute;width: 100%; top:calc(50% - 50px);text-align: center;" v-if="showStatic">
@@ -222,8 +222,8 @@ export default {
       this.dropdownMenuShow = false
       this.$emit('on-remove-chart-block', this.data.id)
     },
-    // 删除group 下的该图表
-    removeChartGroup (chart) {
+    removeGroupItem (chart) {
+      this.dropdownMenuShow = false
       this.$emit('on-remove-group-chart', chart)
     },
     addGroupItemChart () {
diff --git a/nezha-fronted/src/components/charts/chart-list-group.vue b/nezha-fronted/src/components/charts/chart-list-group.vue
index 8ce97d023..32d089135 100644
--- a/nezha-fronted/src/components/charts/chart-list-group.vue
+++ b/nezha-fronted/src/components/charts/chart-list-group.vue
@@ -1404,7 +1404,7 @@ export default {
     removeChart (chartId) { // from 区分从哪里点击的删除 1.从图表面板 2.从编辑框
       const chart = this.dataList.find(item => item.id === chartId)
       if (chart) {
-        this.$emit('on-remove-chart', chart)
+        this.$emit('on-remove-group-chart', chart)
       }
     },
     // 复制图表
diff --git a/nezha-fronted/src/components/charts/chart-pie.vue b/nezha-fronted/src/components/charts/chart-pie.vue
index 94dd2c393..c0b027a92 100644
--- a/nezha-fronted/src/components/charts/chart-pie.vue
+++ b/nezha-fronted/src/components/charts/chart-pie.vue
@@ -25,7 +25,7 @@
             <span class="el-dropdown-link chart-title">
               <span class="chart-title-text">{{chartData.name}}</span>
               <span class="chart-title-icon"   :class="{'visible':caretShow,'hidden':!caretShow}">
-               <span>
+               <span v-if="chartData.remark">
                   <el-tooltip :content="chartData.remark" placement="top" effect="light">
                      <i class="nz-icon nz-icon-info-normal"></i>
                   </el-tooltip>
diff --git a/nezha-fronted/src/components/charts/chart-single-stat.vue b/nezha-fronted/src/components/charts/chart-single-stat.vue
index 43720c1ee..fd81e4961 100644
--- a/nezha-fronted/src/components/charts/chart-single-stat.vue
+++ b/nezha-fronted/src/components/charts/chart-single-stat.vue
@@ -25,7 +25,7 @@
             <span class="el-dropdown-link chart-title">
               <span class="chart-title-text">{{chartData.name}}</span>
               <span class="chart-title-icon"   :class="{'visible':caretShow,'hidden':!caretShow}">
-               <span>
+               <span v-if="chartData.remark">
                   <el-tooltip :content="chartData.remark" placement="top" effect="light">
                      <i class="nz-icon nz-icon-info-normal"></i>
                   </el-tooltip>
diff --git a/nezha-fronted/src/components/charts/chart-table.vue b/nezha-fronted/src/components/charts/chart-table.vue
index 5b42138f7..5afe9434c 100644
--- a/nezha-fronted/src/components/charts/chart-table.vue
+++ b/nezha-fronted/src/components/charts/chart-table.vue
@@ -26,7 +26,7 @@
             <span class="el-dropdown-link chart-title">
               <span class="chart-title-text">{{chartData.name}}</span>
               <span class="chart-title-icon"   :class="{'visible':caretShow,'hidden':!caretShow}">
-                <span>
+                <span v-if="chartData.remark">
                   <el-tooltip :content="chartData.remark" placement="top" effect="light">
                      <i class="nz-icon nz-icon-info-normal"></i>
                   </el-tooltip>
diff --git a/nezha-fronted/src/components/charts/chart-url.vue b/nezha-fronted/src/components/charts/chart-url.vue
index d1a160579..aa725b1d6 100644
--- a/nezha-fronted/src/components/charts/chart-url.vue
+++ b/nezha-fronted/src/components/charts/chart-url.vue
@@ -13,7 +13,7 @@
             <span class="el-dropdown-link chart-title">
               <span class="chart-title-text">{{chartData.name}}</span>
               <span class="chart-title-icon"   :class="{'visible':caretShow,'hidden':!caretShow}">
-                <span>
+                <span v-if="chartData.remark">
                   <el-tooltip :content="chartData.remark" placement="top" effect="light">
                      <i class="nz-icon nz-icon-info-normal"></i>
                   </el-tooltip>
diff --git a/nezha-fronted/src/components/charts/line-chart-block.vue b/nezha-fronted/src/components/charts/line-chart-block.vue
index 061978f1c..479459197 100644
--- a/nezha-fronted/src/components/charts/line-chart-block.vue
+++ b/nezha-fronted/src/components/charts/line-chart-block.vue
@@ -39,7 +39,7 @@
             <span class="el-dropdown-link chart-title">
               <span class="chart-title-text">{{chartData.name}}</span>
               <span class="chart-title-icon"   :class="{'visible':caretShow,'hidden':!caretShow}">
-                <span>
+                <span v-if="chartData.remark">
                   <el-tooltip :content="chartData.remark" placement="top" effect="light">
                      <i class="nz-icon nz-icon-info-normal"></i>
                   </el-tooltip>
diff --git a/nezha-fronted/src/components/charts/text-chart.vue b/nezha-fronted/src/components/charts/text-chart.vue
index 7cb73c1ff..5709fbf0e 100644
--- a/nezha-fronted/src/components/charts/text-chart.vue
+++ b/nezha-fronted/src/components/charts/text-chart.vue
@@ -13,7 +13,7 @@
             <span class="el-dropdown-link chart-title">
               <span class="chart-title-text">{{chartData.name}}</span>
               <span class="chart-title-icon"   :class="{'visible':caretShow,'hidden':!caretShow}">
-                <span>
+                <span v-if="chartData.remark">
                   <el-tooltip :content="chartData.remark" placement="top" effect="light">
                      <i class="nz-icon nz-icon-info-normal"></i>
                   </el-tooltip>