Cart Migration Cre loaded to Opencart

We have an e-commerce website in Cre Loaded called t h e i t w a r e s .com and we want to Migrate to OpenCart Latest Open Cart is already installed on our server Need to Migrate All Products (1500), Orders 2500 , Customers (5000) to Open cart without loosing any Data. Need to Install Shoppica2 Theme for Open Cart (google it) and customize it according to our needs The Customizations we would need in OpenCart if they are already not present in it are below - Show Categories, Sub Categories in Left Column Product Attributes should come in the left column as they currently do in our current site Ajax Navigation in the Left Column Guided Search .. something like this have a look at the left side column - [login to view URL] Bulk Update of Product Prices , Quantity & Product Name. Reward Points - 1 Point = 1 Rupees Order Email will have to customized a bit Ability to add a Fixed Shipping Charge for Every Product Specials - One Day Deal on Home Page Ability to give Special Offers - need a Text Box while adding the product in the Admin Panel Ebay Label on the Home page redirecting the customer to our ebay store Need to add our current Payment Gateway TechProcess on the new cart please visit our website and see how it works and it should work exactly like the way it works on our site.