Add Features to a live b2b website

We would like to have a less roughly quotation to add new features to a live b2b web site php, as follows : ( language ) interface,Countries IP open, Alphabetical Google Search display, Photo Zoom Related Categories,Currency converter,Get latest Price, View more products ,Compare,Favorite, Add to Cart, Multiple Inquiry,Min Order Filter,List-Grid view, Membership Icons, ,Countries,Cites Filter,Business Type Filter, Membership's Icons Filter,Contact Person photo, Products Showcase, Adding features links, Slider to Homepages,SMS inquiry.