The DEMO version only includes 10 pages:
http://site123.me
http://site123.me/portfolio/flow-process.html
http://site123.me/portfolio/energy-heat.html
http://site123.me/portfolio/fish-farming.html
http://site123.me/portfolio/mechanical-design.html
http://site123.me/about-us.html
http://site123.me/our-services.html
http://site123.me/portfolio.html
http://site123.me/customers.html
http://site123.me/our-founders.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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