The Taiwanese company, owned by Asus, specializes in the design and production of high-speed analogue circuit products, including USB, PCI Express, and SATA controllers. It has designed all of the AM4 chipsets for AMD's Zen micro-architecture, except for the X570 chipset. Asmedia Technologies Inc operates in several geographical segments, including the United States, Taiwan, China, Southeast Asia, North-east Asia, and Others. The majority of its revenue comes from high-speed interface controller products such as USB Controller, PCIe Bridge Controller, SATA Controller, High-Speed Signal Switch, and ASIC.