SIM Technology Group Limited manufactures and sells handsets and IoT terminals in China, Hong Kong, the United States, Europe, and Asia. It operates through three segments: Intelligent Terminal ODM, Automotive Intelligent Products, and Property Management. Its activities also include electronics manufacturing services, property rental and development, logistics, and the development of IoT systems and automotive cockpits. The company was founded in 1986 and is headquartered in Shanghai, China.