The DEMO version only includes 4 pages:
http://trsolarchina.com
http://trsolarchina.com/products/9bb-half-cell-solar-panels-mono-hcp60x9-340w-tr-solar.html
http://trsolarchina.com/collections/9bb-solar-panels-solar-power-system.html
http://trsolarchina.com/collections/solar-system.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