Build a Website - modification to my existing website www.corporateskart.com

Need following modification to my website [login to view URL] All images/banners, content writing , upload excluded from this requirement. 1. Product view- Product image, price, add to cart, quote(new) button need to be streamline with good look and feel. Any quote from buyer should display in new buyer enquiry [login to view URL] point 7. 2. Mobile responsive open cart new Theme creation according to our Line of Business and website features. Home page- Category need to be align according to [login to view URL] with similar category 3 image option for visitors to click on buy by product, Classsfied by city, Contact supplier(should be manage from admin tool to display), after click it should go to next page according to following information. Buy by Product image- Wholesale shopping- click- it should go to page like our existing ecommerce store home page . No development- minor modification. Buy from Suppliers- visitor Search by Product like india [login to view URL] . it should go to page like Indiamart - option to contact supplier for respective product. Developement needed similar to [login to view URL] supplier module. Classifieds by City- image click - Then List all supplier and their classified's from same city- option to auto search product based upon city and product name. new development needed similar to [login to view URL] a page should pop up similar to [login to view URL] with auto population of advertisement created by vendors/suppliers. . 3. Vendor sign up page look and feel and fields need to be change and impressive with option to upload banner. New Banner/images will be provided by us. with social log in option. modification needed in existing code. 4. Login page need to be with social login options and better look and feel with option to upload banner. New Banners/images will be provided by us. modification needed in existing code. 5. Individual Supplier/Vendor brand page need to have option of company banner and logo, details of supplier should be hidden and conrtolled from admin panel. Improvement in Manufacturer module with image, video option point to vimeo or youtube, with option to select a 4-5different background theme... modification needed in existing code. vendor url should also reflect vendor name constantly. example - following url should display [login to view URL] like [login to view URL] should not be case sensitive. 6. Beautiful Landing page with Lead management system + Social log in and data collection features . i.e. visitor or seller can enter our store home post social login only. 7. Current login page should be display as Buyer Login account. Buyer login page should have feature to post his requirement. After login it should have page for buyer to place request for Purchase Order at webiste. i.e post login he should able to submit quotation by giving product, quantity, specification etc (with 5-6 more customized fileds) details New Buying leads/post link with buyer enquiry page after click it should display all buying requirements floating from buyers. with all enquiry ,Option to Contact Buyer need to be there and post click it should ask for current vendor/suplier signup account. vendor can email/reply quotation to buyer against the posted requirement. Buyer personal details should not be displayed to Sellers. 9. Creation of new impressive package/service offered page with payment gateway integration. Page writeup, price, package features , heading etc should be controlled from admin panel. a page similar to [login to view URL] 10. All new features/pages should easily be manageble from admin panel. changes should be made with in 10-15 days