PCI-SIG specializes in standardization and certification for PCI technologies, offering specifications for PCI Express (PCIe) interfaces, connectivity protocols, and interoperability testing. The organization supports industries like electronics, data centers, and computing, focusing on innovation and compatibility. PCI-SIG integrates AI-driven analytics, customized testing tools, and IoT-enabled certification systems to optimize data transfer speeds, enhance system reliability, and support advanced PCIe applications.