eCommerce B2B app (iOS and Android) as well as web (responsive) -- 2

Looking for an eCommerce solution for mobile apps (ios and Android) as well as web (responsive). The solution will sell our hotel products (e.g. hotel room products) to our customers (hotels, hospitals...etc). The data will be pulled from our inventory system (ERPNext) so there must be a two-way integration The bidder must be detailed oriented and has a sense of visual designs. The solution must be intuitive, user-friendly, and robust. User Registration will require mobile SMS for verification and easy steps for registration. The solution will be bilingual, but not to worry about the other language we will provide you with the content. Obviously there will be an integration with our local payment gateway, more to explain once an award is given An admin page where admins can control promotions, min quantities..etc. The aim is simplify the ordering process for our customers Project Milestone 1. Website design concept [3-4] >> 2-3 Days 2. Mobile App Design concept [3-4] >> 2-3 Days 3. Website [Informative Section] Completion >> 5-7 Days {From Milestone #1} 4. Website [e-Commerce Section] Completion >> 10-14 Days {From Milestone #1} 5. Mobile App Development [Android & iOS] Completion >> 10-12 Days {From Milestone#4} Note: The Web / Mobile App design template to be created exclusive [No ready-made] innovative with modern design. Technology : WordPress CMS [Latest Release] e-commerce plugin [wo-commerce, Shopify] Integration with ERPNext [API will be provided} Saudi Arabia Payment gateway integration [API will be provided] Good luck to all of you. Thanks