Sain3 provides an out-of-the-box OpenCart e-commerce solution embedded with Auto Back-up and pre-configured dependencies like Apache, MySQL, PHP and Webmin. OpenCart is a powerful open source shopping cart that supports multiple payment gateways and shipping methods. It provides an intuitive and well-designed user-interface as well as a high selection of extensions. OpenCart is not only great for ecommerce business owners who are just starting out, but for those merchants, who are looking for effective and effortless maintenance and a good background for online store. OpenCart comes with a great B2B features, making it perfect for large-scale businesses.