diff --git a/src/views/seal/index.vue b/src/views/seal/index.vue
index 027f4a8..e73083d 100644
--- a/src/views/seal/index.vue
+++ b/src/views/seal/index.vue
@@ -6,6 +6,7 @@ import SealInstrumentSvg from 'assets/images/seal/seal-instrument.svg'
 import SoftKeyboard from 'components/common/SoftKeyboard/index.vue'
 import DashboardChart from 'components/seal/DashboardChart.vue'
 import { startPosityveTimer, stopPosityveTimer } from 'libs/timer'
+import { roundNumber } from 'libs/utils'
 import { computed, onMounted, ref, watch, watchEffect } from 'vue'
 
 import { getDeviceStatus } from '@/libs/deviceComm'
@@ -182,7 +183,7 @@ const diffPressure = computed(() => {
               气压差值
             </div>
             <div class="title-text title-text-kpa">
-              <span>{{ diffPressure }}</span>
+              <span>{{ roundNumber(diffPressure, 2) }}</span>
               <span class="title-kpa-pl">Kp</span>
             </div>
           </div>