E-commerce servise for Human Organs (In asp.net C#)

Hi, I want to do E-Commerce service for Human organs. Buyer and seller cant contact themselves, The contact and payment transactions should happen through myself. * E-Commerce service for Human Organs * Search doctors by their specialty area (only Surgeons) * Doctors must prove their certification by uploading Documents (Certification with Bio data) * seller Registration must include * Buyers Estimated time frame * All the detail must be in High security Photo or passport picture Recent utility bill Face Time call with client to register Full name and database Copy of Passport or National ID Card Etc.. I expect More features with this basic facility * Must be mobile responsive * Payment features(Add to cart) In future i need mobile application also Please Send your Proposal with clear documentation More detail please discus with you idea. If you have any related website please share with me