The DEMO version only includes 4 pages:
http://hdex.co.kr
http://hdex.co.kr/protected/loginSns__popupPage-T.html
http://hdex.co.kr/product/list_cate_no-1153.html
http://hdex.co.kr/product/list_cate_no-1154.html

It is possible to download these free files and install them on your server, so you can test how the site works.
Visit https://www.waybackmachinedownloader.com/en/buy-wayback-machine-downloader-recover/ to buy a fully functioning site.
Go back to the index page