Where is the largest second-hand tractor market in northwest China?

Xi 'an third bridge Xibao dredging line. The largest second-hand tractor market in the northwest of China is located on Xibaoshu Road Line of Xi 'an No.3 Bridge, known as China West International Automobile City, covering an area of 500 mu. Several regions offer "one-stop service". After ten years' development, Western Automobile City has become the largest market in western China.