Providing the overall mechanical design and exterior design for cab design interior design human-computer interface design console dashboard design chairs and other industrial machinery products, to ensure the vitality of the market competitiveness of products and product protection with increasing user demand for products increase in time to adapt to be able to get the corresponding design response, and the latest technology. A product of the soul lies in the design, only well designed, in order to make the product better development. Good product design, superior sound in function, reasonable and compact in structure, beautiful in appearance, attractive and creative, or even be able to save a lot of costs for the production line, easier-volume manufacturing, which are virtually to the product market competitiveness enhancement provides an effective force.