A cannabis joints manufacturing machine comprises a plurality of different cannabis joints manufacturing stations, each for performing on one cannabis cone at a time a step among a sequence of steps for manufacturing a cannabis joint; one of the cannabis joints manufacturing stations including a cannabis oil injector; the plurality of different cannabis joints manufacturing stations being positioned side-by-side according to the sequence of steps for manufacturing a cannabis joint; and a cannabis cone support for receiving a plurality of cannabis cones and for sequentially moving together the plurality of cannabis cones between each of the plurality of different cannabis joints manufacturing stations.