The DEMO version only includes 10 pages:
http://xn--mf0by00aa640g96e.com
http://xn--mf0by00aa640g96e.com/bbs/login.html
http://xn--mf0by00aa640g96e.com/adm.html
http://xn--mf0by00aa640g96e.com/sub/intro.html
http://xn--mf0by00aa640g96e.com/sub/info.html
http://xn--mf0by00aa640g96e.com/sub/support.html
http://xn--mf0by00aa640g96e.com/sub/program.html
http://xn--mf0by00aa640g96e.com/bbs/write_bo_table-free.html
http://xn--mf0by00aa640g96e.com/bbs/board_bo_table-notice.html
http://xn--mf0by00aa640g96e.com/sub/inc.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://www6.waybackmachinedownloader.com/website-downloader-online/scrape-all-files/ to buy a fully functioning site.
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