Thanks to below respectable service providers, we can maintenance this website easily.
WordPress: One of the most powerful blog and CMS system in this planet.
Gubo: Website optimization and search engine optimization service provider;

Besides, during construct this website we use those softwares/plugins:
Akismet, Google XML Sitemaps, Hyper Cache, MM Forms Community, NextGEN Gallery, Platinum SEO Pack, Redirection, WordPress Database Backup, WP Minify, WP No Category Base