Earlier quoted context omitted.
Because that's also the case. Big organized crime groups often have access to exactly the kind of logistics required to manufacture and smuggle drugs across large distances. They have the muscle to stay competitive in a market where there is no state authority to give you guarantees on anything. This isn't an outrageous claim at all, rather it's a well-known fact: https://www.unodc.org/documents/data-and-analysis/Stu…
Most drug dealers are not "big organized groups." I don't know from Hansa, but I'm betting a big organized group is not likely to use them as a single point of failure.
A while ago Arte France released a series titled "Cannabis", where the plot revolves around a shipment of Morrocan hashish lost on the Mediterranean sea, with the consequences playing out all over Europe. And while it's a fictional plot, it still paints a somewhat accurate picture how a lot of this business goes down.