Shandong Weituo Group Co., Ltd (SWT) is the cradle of small-size four-wheel tractors. SWT is a large-scale enterprise of producing tractors in China and one of the key corporation in Shandong province. Covering 420,000ã?¡ area, SWT has 2 assembly factories, 6 factories for spare parts, 2 holding companies, and more than 1,000 sets of processing and measure equipments like producing center, tri- ...