Sinter3D is a combination of an intuitive collaboration tool and a marketplace website. An interactive platform where people can upload files for 3d printing (these would be the people "looking for a professional 3D printing companies and freelancers") and 3D printing service providers can bid on transcribing. Its also an eCommerce portal where users can have their 3D items showcased & sold. While you would only worry about the design of the product, the products are made to order and delivered wherever you are in the world. Sinter3D will open the doors for affordable and accessible 3D printing services, connecting people around the world and providing access to the best technology with the best and competitive quality.