A print business rarely makes everything itself. Apparel goes to a decorator, wide-format to a different press, a reorder to whichever site has capacity this week. A fulfilment network integration is the layer that decides, for each paid order, which producer makes it, and then carries that order to the producer and its status back to the buyer. Most projects in this space are scoped as if the hard part were emitting one job to one producer. It isn't: the hard part is the day two producers could take the job, the day none can, and the day the one that accepted it goes quiet.
Web2Print Solutions can build order routing and artwork hand-off to print-on-demand providers and fulfilment networks, with per-producer specifications and exception handling. No producer or network is named here as a partner, and the effort to connect a specific one is unknowable before its interface is inspected: some expose a modern order API, others take a file drop and a spreadsheet, and the honest estimate comes after that inspection, not before. Buyers who want vendor routing as a packaged subscription feature rather than custom engineering can review the multi vendor print marketplace edition of W2P Solution.