This series of baler is suitable for corn, wheat straw, forage and other crops; the front and back configuration of straw roller is large and small, which can not only improve the picking speed, but also make the material in the bin evenly distributed; 2.22M pickup is adopted, which greatly increases the picking capacity; advanced worm motor is adopted in the binding system, which can better complete the binding operation; narrow retainer is adopted in the picking mechanism, There are 23 cutters in the anti blocking bottom bin to cut the long straw into sections, which is convenient for bundling.