Sharing serialized data efficiently takes more than just connecting systems—it requires strong oversight and reliable checks. As companies move away from closed, vendor‑controlled platforms, they’re building networks aligned with GS1 Standards that let partners connect once and work with everyone. At the same time, better testing and consistent review of Electronic Product Code Information Services (EPCIS) data is improving supplier accuracy and raising adherence across thousands of transactions. This session looks at how combining open, interoperable networks with real‑time data validation can ease onboarding, prevent repeat errors, improve daily operations, and create a more resilient digital supply chain.