It is characterized by the direct acquisition of grain from the field and the completion of the harvesting, threshing, stem separation and removal of impurities and other processes of cereal crops at one time.High production efficiency; Small grain loss; High degree of mechanization.Harvest the grain directly from the field, complete the harvest, thresh, and separate the stem in one go.The characteristics of the combine and four direction will save time and effort and manpower.Combine harvester is characterized by the one-time completion of grain crops harvest, threshing, stem separation, removal of impurities and other processes.High efficiency, time - saving, cost - saving and income - increasing.High degree of mechanization, low loss of grain, high efficiency.