diff --git a/src/views/trials/trials-inspection/components/trials-select.vue b/src/views/trials/trials-inspection/components/trials-select.vue
index 794911c..3576a78 100644
--- a/src/views/trials/trials-inspection/components/trials-select.vue
+++ b/src/views/trials/trials-inspection/components/trials-select.vue
@@ -146,7 +146,7 @@
           {{ $t("trials:trials-list:table:sponsor") }}:
           {{ data.Sponsor }}
         </div>
-        <span> {{ data.ResearchProgramNo }}</span>
+        <span class="text-ellipsis"> {{ data.ResearchProgramNo }}</span>
       </el-tooltip>
       <span class="tip-span">
         <span
@@ -308,4 +308,12 @@ export default {
 .options_item.selectedIndex {
   background: #eee;
 }
+.text-ellipsis {
+  display: inline-block;
+  width: 90%;
+  overflow: hidden;
+  white-space: nowrap;
+  text-overflow: ellipsis;
+  -o-text-overflow: ellipsis;
+}
 </style>