I need an Android app. I would like it designed and built. Need hybrid shopping cart for b2b. It should be designed and functional like grofers. There will be 2 user and 2 app. Seller and buyer. Buyer is local retailers and seller is whole sellers and [url removed, login to view]'s need to be registered and approved by admin. We need some business documents like photo of licence,pan etc in time of [url removed, login to view] login user need to enter there delivery/shop location and category. Then seller list will populate, then after selecting seller, his seller product will populate. Buyer will be able to shop and order products from multiple seller. Seller should receive notification for new order. Seller should upload and update product. Each product should be approved by [url removed, login to view] seller need to provide pre approved percentage to admin. This percentage will for each product. We will charge percentage on product not flat [url removed, login to view] panel should developed in bootstrap and codeigniter.