The basic series tractor is a small wheeled series product which has been improved, consummated and developed for over 30 years. It has been welcome by all users because it is with the characteristics such as low price, compact structure, reliable performance, reasonable, well matched power, good attached feature, low fuel consumption and convenient operation and maintenance, and the sales market all over the world. Its matched power ranges from 12hp to 24hp with different types such as circling, vaporizing, condensing and double cooling system of water circling and vaporizing. TS12-24series tractor has tens of different types such as basic type, reinforcing type, electrical start type, transporting type and so on, so it can meet all field operations, fixed operations and transportation in different area and different conditions.