React Loadble big component!

react_loadable_big_component.js

import Loadable from 'react-loadable';

function Loading() {
  return <div>Loading...</div>;
}

const LoadableBigComponent = Loadable({
  loader: () => import('../components/BigComponent'),
  loading: Loading
});

class MainComponent extends React.Component {
  render() {
    return <LoadableBigComponent/>;
  }
}