A method for placing product packages each containing one or more products into shipment containers of different sizes, the method being characterised by the steps of: - selecting and marking a shipment container (71, 72) of suitable size for a specific shipment order in accordance with the specific shipment order; - loading different types of product packages (A,A1,B,B1,C,D,D1,E,U,V,W,X,Y,Z) each containing one or more products onto a conveyor system comprising a plurality of separate conveyance tracks (21,22,23,24,25,26,27,28,29); - assigning each one of the product packages a conveyance tracking clock information, including information about the type of product package, its respective conveyance track, its conveyance speed, and its predetermined position and orientation within the shipment container for the specific shipment order; - forwarding the respective conveyance tracking clock information to a control system, - conveying the different types of product packages on the plurality of conveyance tracks to a loading zone comprising at least one loading station each having a pick-and-place robot, - within the at least one loading station providing the shipment container for the specific shipment order into which the product packages for this order are to be placed, the shipment container (71,72) being arranged in a loading position in which the container is resting still, - within the at least one loading station by means of the pick-and-place robot picking the product packages for the specific shipment order from the plurality of conveyance tracks and placing the product packages into the shipment container (71,72) resting still in the loading position, and - after completion of the shipment order removing the shipment container from the loading station. - selecting and marking a shipment container (71, 72) of suitable size for a specific shipment order in accordance with the specific shipment order; - loading different types of product packages (A,A1,B,B1,C,D,D1,E,U,V,W,X,Y,Z) each containing one or more products onto a conveyor system comprising a plurality of separate conveyance tracks (21,22,23,24,25,26,27,28,29); - assigning each one of the product packages a conveyance tracking clock information, including information about the type of product package, its respective conveyance track, its conveyance speed, and its predetermined position and orientation within the shipment container for the specific shipment order; - forwarding the respective conveyance tracking clock information to a control system, - conveying the different types of product packages on the plurality of conveyance tracks to a loading zone comprising at least one loading station each having a pick-and-place robot, - within the at least one loading station providing the shipment container for the specific shipment order into which the product packages for this order are to be placed, the shipment container (71,72) being arranged in a loading position in which the container is resting still, - within the at least one loading station by means of the pick-and-place robot picking the product packages for the specific shipment order from the plurality of conveyance tracks and placing the product packages into the shipment container (71,72) resting still in the loading position, and - after completion of the shipment order removing the shipment container from the loading station.