Why is your car model

Car model simulation of the alloy if the model is high, then it was more expensive. Models is that the surface of metal spray paint spray paint, wheels, seats, steering wheel, exhaust done quite a realistic, small components are Cab perfectly embodied. There is the simulation model are quite heavy, and a ratio of 18 models and then how to have 1KG up. Can go to some professional model site specific information, it can be to the "One Platform" Look, things are complete, but some relevant knowledge of automotive modeling process.