diff --git a/src/app/routes/ticket-management/components/express-info/express-info.component.ts b/src/app/routes/ticket-management/components/express-info/express-info.component.ts
index 6277ed0a..c8e49e8a 100644
--- a/src/app/routes/ticket-management/components/express-info/express-info.component.ts
+++ b/src/app/routes/ticket-management/components/express-info/express-info.component.ts
@@ -28,7 +28,7 @@ export class ExpressInfoComponent implements OnInit {
         }
       },
       createTime: {
-        title: '创建时间',
+        title: '下单时间',
         type: 'string',
         ui: {
           widget: 'sl-from-to-search',
@@ -87,9 +87,9 @@ export class ExpressInfoComponent implements OnInit {
     if (this.sf) {
       Object.assign(requestOptions.body, {
         ...this.sf.value,
-        createtime: {
-          start: this.sf.value.createtime?.[0] || null,
-          end: this.sf.value.createtime?.[1] || null
+        createTime: {
+          start: this.sf.value.createTime?.[0] || '',
+          end: this.sf.value.createTime?.[1] || ''
         }
       });
     }