“…Product appearance and function to clear and this is similar to traditional product design requirements, all need to shape the meaning and function of corresponding directly, but the difficulty is the appearance of intelligent hardware design not only should point to the function, but also to interact with people's body language. The software control code can be modified and products intelligent one remarkable feature is the function of the product is variable with the action, it's like a car factory, the installation of the robot, called a robot is that the mechanical arm can be according to the different models for different installation sequence and the position, so as to produce different kinds of models [18][19][20].…”