4LZ-5.5 rice combine harvester is a new designed harvesting machine for paddy and wheat harvesting. This combine harvesting machine adopts a new compound threshing structure, with clean threshing and complete separation. It is kind of multi-functional machine which accomplishes cutting, threshing, straw separating and grain bagging in one working process. Excellent harvesting effect even for lodging crops.This machine has high production efficiency, low loss rate and impurity rate, and is a good helper for farmers to harvest rice.