We specializes in bulk/powder processing & handling system and relevant mechanical equipment and engineering services for powder/bulk industry since 1998. The main equipment we are manufacturing include mechanical conveyors (tube chain conveyor, screw conveyor, vibrating conveyor and bucket conveyor) , pneumatic conveyors (positive & negative pressure conveyor), continuous feeding & weighing system ( LIW Feeder, Volumetric Screw Feeder and weighing hopper), discharging system (bulk bag & small bag unloading system, drum rotating & unloading system and container unloading system.), valves & accessories (rotary valve, valve, and fluidizer), vibrating & mixing equipment, storage bin and packaging system. KRD also professionally provide project General Contracting service. We have past ISO 9001:2000 System certification. KRD is willing to work for you with our proven experience and expertise!