introduction of my hometown --------Wuhan Wuhan located in central China , it has long been well known as a “thoroughfare to nine provinces”,The great advantages in its geographical location and transportation have brought  the rapid growth of Wuhan's modern logistics. To build Wuhan into a state level logistics hub city, and this is why the development of High-speed rail in wuhan is booming in resent years. Wuhan has many heavy industries such as automobile manufacturer,Iron and Steel , petrochemical manufacturers.resent years, high-technology industry is blooming in Wuhan, especially, the so called "optical valley",like "silicon valley" in the America. which is the Chinese largest base for optical fiber and cable ,also the largest manufacturing base for IC card and laser equipment.