... A2, 660 B1, 660B2 type. Especially the type A it is multi-usage can peel, can threshing. Type B high efficiency, ... and to all kinds of dynamic machine is linked together, including tractors, gasoline engine, motor, and the diesel engine and plow machine ... not change can not only threshing motor, effort. ShengJin, convenient, safe, reliable, and power, energy consumption is low, small work efficiency. ...