angular-cn/public/docs/_examples/ngmodule/ts/app/contact/contact-routing.module.3.ts

import { NgModule }            from '@angular/core';
import { RouterModule }        from '@angular/router';

import { ContactComponent }    from './contact.component.3';

@NgModule({
  imports: [RouterModule.forChild([
    { path: 'contact', component: ContactComponent}
  ])],
  exports: [RouterModule]
})
export class ContactRoutingModule {}