website required

Need a cms website with eye catching design, website will be an international website ( Region wise, country wise, city wise and products wise. ) In website there will be products to offer by users,(like commodities, gold, wheat, oil, etc.) website will be fully restricted, and only registered users can access, There will be people and company search. User registeration with personal and company information including their job title. user will create a company page, ( wich will include company info and products and contact details ) Users can add other users and company page to his network by request. users will login to their walls and post status and share links, pictures only. users can comment network users activties. user can post an offer for a product, and other can send messages to their inbox in the website. users can invite people to join website. website will be having automatic keywords and description generation for seo purpose. like company name , products , city and country as keywords. website will be seo friendly with social network links and rss feeds etc. website should be equiped with .swf and gif, banner. For any further explaination please send me message. PLEASE don,t big price with per hour and don,t mention your experience etc. i need the best fixed price.