Founded in 2003, Zhengzhou Dingli has developed more than 200 patented products, include wood pellets, wood chips, and straw biomass fuel drying and pelletizing production line; beer grain, potato residue, bean dregs drying equipment; alfalfa grass, elephant grass, and forage drying machine; sand, sludge, clay, bentonite, etc. mineral slag drying machine, coal, coal slime, lignite coal drying, and upgrading equipment; chicken manure, cow dung, and poultry manure drying equipment and coconut fiber, coconut peat, palm silk dryer products, we also provide related pellet machine, dehydration machine, and charcoal machine, etc. which required by the production line.