Revamp our existing website from static to dynamic and according to our needs -- 2

Hey! We want to revamp our existing website and add a couple of new features. The objective of this project is to build a user friendly Ecommerce website with B2B (enquiry generation only. No B2B selling) and B2C (Selling to select groups of individuals) Goals 1. User Module 2. Corporate Module 3. Dynamic Link Generation 4. Inventory Module 5. Admin Module 6. Payment Gateway 7. Third Party Integration ( SMS, E-Mail) 8. Capable of using dynamic coupon codes Specifications 1. The user can see all the products listed on the website and based on various search parameters user can generate an enquiry from the website 2. Option to download the catalog of products in PDF format from the webpage after applying filters category wise, price wise and purpose wise. 3. Unique link to be generated for each company that uses the gifting platform 4. Till the available gifting limit user can buy using the coupon code and post that they will have to pay using a payment gateway. 5. Only the products selected by the company for gifting can be purchased by the user and if the user wants to buy anything else enquiry can be initiated Tech Stack Front End: HTML5, CSS, Bootstrap, Angular Database: MySql Backend: PHP Laravel or any other similar language Project Cost will be Negotiated after initial discussions and submission of website plan.