diff --git a/ui/dasadmin/src/views/backend/statAnalysis/trendComparison.vue b/ui/dasadmin/src/views/backend/statAnalysis/trendComparison.vue
index 4b832128..5e1783c6 100644
--- a/ui/dasadmin/src/views/backend/statAnalysis/trendComparison.vue
+++ b/ui/dasadmin/src/views/backend/statAnalysis/trendComparison.vue
@@ -65,15 +65,15 @@
                         <div class="icon">
                             <el-button v-show="index !== 0" type="danger" size="small" :icon="Delete" @click="switchDevice(index)" circle></el-button>
                         </div>
-                        <div class="selectPart" v-if="calculate[index] && calculate[index]['max'] != ''">
+                        <div class="selectPart" v-if="calculate[index] && calculate[index]['max'] !== ''">
                             <span>{{ t('statAnalysis.max') }}</span>
                             <span class="max">{{ calculate[index]['max'] }}</span>
                         </div>
-                        <div class="selectPart" v-if="calculate[index] && calculate[index]['min'] != ''">
+                        <div class="selectPart" v-if="calculate[index] && calculate[index]['min'] !== ''">
                             <span>{{ t('statAnalysis.min') }}</span>
                             <span class="min">{{ calculate[index]['min'] }}</span>
                         </div>
-                        <div class="selectPart" v-if="calculate[index] && calculate[index]['average'] != ''">
+                        <div class="selectPart" v-if="calculate[index] && calculate[index]['average'] !== ''">
                             <span>{{ t('statAnalysis.average') }}</span>
                             <span class="average">{{ calculate[index]['average'] }}</span>
                         </div>