3D animation for Bedding Boxes

We need a 3D? expert to create a 3D? animations for some metal components, Metal Bedding Boxes, we will provide the? Autocad files and you will be able to made the animation, It's for a webpage, so must be short and light, we will need to include 3 or 5 animation,? so all of them should include in the bid.? Must be a professional and realistic job.? It is not a complicated animation, mostly we want to show how we design the boxes in a draft 2D ( a Autocad design ) and from there became a box in 3D and some movement to a field and a picture background and the box put to work. ? Remember, the animations are 3 to 5. ? Please send your bid,? possible presentation after finish the website. ?