parent.ts

//parent
class ParentController {
  constructor(private ServiceName: any, private ServiceName2: any) {}
}

//parent tempalte 
<component title="Employee History" service="$ctrl.ServiceName">
<component title="Salary History" service="$ctrl.ServiceName2">

//component

class ComponentController {
  private _service: any;

  private set service(value: any) {
    this._service = value;
    this._service.find() //get data from promise;
  }

  private get service(): any {
    return this._service;
  }

  costructor() {}
}

angular
    .module('employees')
    .component('component', {
        template: require('./component.pug')(),
        controller: ComponentController,
        bindings: {
          title: '@',
          serivce: '='
        }
    }