Fabrinet focuses on high-precision manufacturing, assembly, and testing for products that are difficult to produce reliably at scale. The company's business is heavily concentrated in the optical communications sector, serving telecom and datacom equipment makers with components used in high-speed fiber networks and AI infrastructure. Beyond optical communications, Fabrinet has diversified its revenue streams into non-optical markets, including automotive components, medical devices, and industrial lasers. The company operates major manufacturing campuses in Thailand, alongside specialized facilities in the United States and China. By offering tailored clean-room environments and advanced wafer and die-level packaging, Fabrinet positions itself as a pure-play contract manufacturer rather than an original design manufacturer (ODM), ensuring it does not compete with its OEM clients.