diff --git a/src/views/cs/index3.vue b/src/views/cs/index3.vue
index 94156c1..dbafe4a 100644
--- a/src/views/cs/index3.vue
+++ b/src/views/cs/index3.vue
@@ -75,7 +75,7 @@
             </div>
             <div
               class="scrollTable" style="color:#49b2fc">
-              {{  parseFloat(item.expend/item.yield).toFixed(2) }}KWh
+              {{  (parseFloat(item.expend/item.yield)||0).toFixed(2) }}KWh
             </div>
           </div>
         </div>