Spreadtrum
Semiconductor ManufacturingShanghai, China1001-5000 Employees
Spreadtrum, now operating as UNISOC, is a fabless semiconductor company that serves as a core subsidiary of Tsinghua Unigroup, focusing on independent R&D of core chipsets for mobile communications and the Internet of Things. Based in Shanghai, China, it develops mobile chipset platforms and a range of related components, including RF, wireless connectivity, security, TV, and image sensor chipsets. The company has been recognized as one of the leading suppliers of baseband chipsets globally and as the largest pan-chip provider in China, with a prominent role in 5G chipset design in China. It maintains a global network of research and customer support centers to serve its international customer base. In 2026, UNISOC announced a collaboration with SmartSens to explore Micro LED optical interconnects for AI clusters, reflecting ongoing expansion of its collaboration ecosystem in adjacent technologies.