Silicon Motion is the global leader in developing NAND Flash controllers for SSDs and other solid-state storage devices. They have over 20 years of experience developing specialized processor ICs that manage NAND components and deliver market-leading, high-performance storage solutions widely used in smartphones, PCs, data centers, and commercial and industrial applications. They have one of the broadest portfolios of controller intellectual properties developed from their deep understanding of NAND characteristics, which enables them to design both unique, highly optimized configurable ICs plus related firmware controller platforms and complete turnkey controller solutions.

They are one of the world's leading merchant supplier of SSD controllers used in PCs and other client devices and leading merchant supplier of eMMC/UFS controllers used in smartphones and IoT devices. They also leverage controller expertise to supply customized high-capacity specialty SSD solutions for the Chinese hyperscale data center market and small single-chip form-factor SSDs for high-performance industrial, commercial, and automotive applications. They market their controllers under the SMI brand, enterprise-grade SSDs under the Shannon Systems brand, and single-chip industrial-grade SSDs under the Ferri SSD and Ferri-eMMC brands. Silicon Motion was founded in 1995 in San Jose, California and now operates from corporate offices in Hong Kong, Taiwan, and the US.