Amkor Technology, Inc. is a provider of outsourced semiconductor packaging and test services. The Company's packaging and test services are designed to meet application and chip specific requirements, including the type of interconnect technology; size, thickness and electrical, and mechanical and thermal performance. It provides packaging and test services, including semiconductor wafer bump, wafer probe, wafer backgrind, package design, packaging, system-level, and final test and drop shipment services. The Company provides its services to integrated device manufacturers (IDMs), fabless semiconductor companies and contract foundries. IDMs design, manufacture, package and test semiconductors in their own facilities. The Company offers a range of advanced and mainstream packaging and test services. The Company's mainstream packages include leadframe packages, substrate-based wirebond packages and micro-electro-mechanical systems packages.