... technology and our own experience 2.ISO9001&ISO14001 WBSY300 self-loading mixing plantThe machine mainly used in construction of ... storage ,screw conveyor ,φ219 spiral feeding.3.Water supply system :tanks ,submersible pumps ,flow meters ,the executing agency ... ,triple parts ,solenoid valve ,air compressor.6.The control system :machine OTC ,console.TypeWBSY200WBSY300Capacity(t/h)200300Feeding height(m) ...