The T-TD20/25/30 tractor is an internal combustion tractor produced by the company using advanced manufacturing technology for towing luggage and cargo. Its performance and quality have reached the international advanced level. The car uses the latest technology Cummins diesel engine, the minimum traction can be 20KN/25KN/30KN. The car has an independent suspension system with a turning radius of less than 3 meters, which is convenient for driving on the apron. It also uses Italian Graziano PST2 automatic transmission, which can be operated safely and comfortably at the airport.