diff --git a/nezha-fronted/src/components/chart/chart/chartTimeSeries.vue b/nezha-fronted/src/components/chart/chart/chartTimeSeries.vue
index a9c7fbdfc..2f5e1226e 100644
--- a/nezha-fronted/src/components/chart/chart/chartTimeSeries.vue
+++ b/nezha-fronted/src/components/chart/chart/chartTimeSeries.vue
@@ -380,20 +380,6 @@ export default {
       const self = this
       return function (val, index) {
         const value = formatScientificNotation(val, 6)
-        // let chartUnit = self.chartInfo.unit
-        // chartUnit = chartUnit || 2
-        // const unit = chartDataFormat.getUnit(chartUnit)
-        // // dot是判断最大值是否 小于1 大于1 默认是2 小于1 需要判断最大值是小数点后面几位
-        // if (chartDataFormat.Interval(maxValue, copies, unit.type, 'min') < 1 && dot < 2) { // 当其小于1 且 dot < 2 默认給2 如 0.9 dot为1
-        //   dot = 2
-        // }
-        // if (!dot) { //  默认是2
-        //   dot = 2
-        // }
-        // dot = bus.countDecimals(value)
-        // if (dot < self.chartDot) { // 根据具体值计算
-        //   dot = self.chartDot
-        // }
         return unit.compute(value, index, -1, dot)
       }
     },
diff --git a/nezha-fronted/src/components/chart/chartDataFormat.js b/nezha-fronted/src/components/chart/chartDataFormat.js
index 5ae955974..f0f54108f 100644
--- a/nezha-fronted/src/components/chart/chartDataFormat.js
+++ b/nezha-fronted/src/components/chart/chartDataFormat.js
@@ -345,6 +345,8 @@ function asciiCompute (num, ascii, units, dot = 2) {
     return ''
   }
   num = Number(num)
+  const SIGN = num > 0 ? 1 : -1
+  num = Math.abs(num)
   let carry = 0
   if (num > 1) {
     const log = Math.log(num) / Math.log(ascii)
@@ -352,9 +354,9 @@ function asciiCompute (num, ascii, units, dot = 2) {
     num = num / Math.pow(ascii, carry)
   }
   if (Number.isInteger(num)) {
-    return num + ' ' + units[carry]
+    return num * SIGN + ' ' + units[carry]
   } else {
-    return num.toFixed(dot) + ' ' + units[carry]
+    return num.toFixed(dot) * SIGN + ' ' + units[carry]
   }
 }
 // eslint-disable-next-line no-unused-vars
diff --git a/nezha-fronted/src/components/common/rightBox/alertRuleBox.vue b/nezha-fronted/src/components/common/rightBox/alertRuleBox.vue
index 881fd55a1..9a46290a8 100644
--- a/nezha-fronted/src/components/common/rightBox/alertRuleBox.vue
+++ b/nezha-fronted/src/components/common/rightBox/alertRuleBox.vue
@@ -50,9 +50,10 @@
               <template v-if="showMetrics">
                 <el-row style="line-height: 32px;">
                   <promql-input
+                    v-if="showMetrics"
                     :from-father-data="true"
                     :metricOptionsParent="metricOptions"
-                    id="alert-box-input-promql"
+                    id="alert-box-input-promql-metrics"
                     ref="promql"
                     :expression-list.sync="expressions"
                     :index="0"
@@ -67,7 +68,8 @@
               <template v-else>
                 <el-row style="line-height: 32px;">
                   <promql-input
-                    id="alert-box-input-promql"
+                    v-if="!showMetrics"
+                    id="alert-box-input-promql-logs"
                     ref="promql"
                     :expression-list.sync="expressions"
                     :index="0"
@@ -79,7 +81,7 @@
                   ></promql-input>
                 </el-row>
               </template>
-            </el-form-item>
+           </el-form-item>
           <el-form-item label="OID" prop="expr" v-if="!showSnmpTrap">
             <el-input id="alert-box-input-oid" v-model="editAlertRule.expr" size="small" type="text"></el-input>
           </el-form-item>
@@ -612,12 +614,21 @@ export default {
         this.editAlertRule.operator = '>'
       }
       if (val === 1) {
-        this.showSnmpTrap = true // showSnmpTrap 为 true 时显示 expr,threshold,unit
+        this.showSnmpTrap = false // showSnmpTrap 为 true 时显示 expr,threshold,unit
         this.showMetrics = true
+        this.expressions = ['']
         this.$refs.alertRuleForm.clearValidate('expr') // 移除from表单的 expr 验证
+        this.$nextTick(()=>{
+          this.showSnmpTrap = true
+        })
       } else if (val === 2) {
-        this.showMetrics = false // showMetrics 为 false 时,展示 Logs label
-        this.showSnmpTrap = true // showSnmpTrap 为 true 时显示 expr,threshold,unit
+        this.showMetrics = false
+        this.expressions = ['']
+        // showMetrics 为 false 时,展示 Logs label
+        this.showSnmpTrap = false // showSnmpTrap 为 true 时显示 expr,threshold,unit
+        this.$nextTick(()=>{
+          this.showSnmpTrap = true
+        })
         this.$refs.alertRuleForm.clearValidate('expr') // 移除from表单的 expr 验证
       } else if (val === 3) {
         this.showSnmpTrap = false // showSnmpTrap 为 false 时,展示 OID
@@ -650,7 +661,7 @@ export default {
         this.editAlertRule = JSON.parse(JSON.stringify(n))
         if (this.editAlertRule.id || this.editAlertRule.name) {
           this.expressions = [this.editAlertRule.expr]
-          this.showTypeSelect = true // 当 edit 时禁用 type下拉框
+          this.showTypeSelect = !!this.editAlertRule.id // 当 edit 时禁用 type下拉框
           if (n.type === 1) {
             this.editAlertRule.type = 1
           } else if (n.type === 2) {
diff --git a/nezha-fronted/src/components/page/dashboard/explore/promqlInput.vue b/nezha-fronted/src/components/page/dashboard/explore/promqlInput.vue
index 7493f82b7..6e3bb5485 100644
--- a/nezha-fronted/src/components/page/dashboard/explore/promqlInput.vue
+++ b/nezha-fronted/src/components/page/dashboard/explore/promqlInput.vue
@@ -1183,6 +1183,9 @@ export default {
         }
       }
     }
+  },
+  beforeDestroy () {
+    this.newView = null
   }
 }
 </script>