diff --git a/src/app/routes/ticket-management/components/billing-order/billing-order.component.ts b/src/app/routes/ticket-management/components/billing-order/billing-order.component.ts
index beaf5437..4b8f42ba 100644
--- a/src/app/routes/ticket-management/components/billing-order/billing-order.component.ts
+++ b/src/app/routes/ticket-management/components/billing-order/billing-order.component.ts
@@ -1,7 +1,7 @@
-import { Component, OnInit, ViewChild } from '@angular/core';
+import { Component, ViewChild } from '@angular/core';
 import { Router } from '@angular/router';
-import { STComponent, STColumn, STChange, STRequestOptions } from '@delon/abc/st';
-import { SFComponent, SFSchema, SFDateWidgetSchema, SFSelectWidgetSchema } from '@delon/form';
+import { STComponent, STColumn, STRequestOptions } from '@delon/abc/st';
+import { SFSchema, SFDateWidgetSchema } from '@delon/form';
 import { SearchDrawerService } from '@shared';
 import { BasicTableComponent } from 'src/app/routes/commom';
 import { TicketService } from '../../services/ticket.service';