SOS Limited provides data mining and analysis services to corporate and individual members in the People's Republic of China. It provides marketing data, technology, and solutions for insurance companies; emergency rescue services; and insurance product and health care information portals. The company operates SOS cloud emergency rescue service software as a service platform that offers basic cloud products, such as medical rescue, vehicle rescue, air rescue, financial rescue, and life rescue services. It also provides telecommunication, insurance, and bank call services; rescue cards; cooperative cloud systems, including information rescue center, intelligent big data, and intelligent software and hardware; information cloud systems, such as news today and e-commerce today, information security services, and marketing-related data; emergency medical consultation and health advices; hosting service; and technology and solutions for emergency rescue services such as insurance, health, and safety and mutual aid, as well as builds a rescue service system. Further, the company focuses on cryptocurrency mining, blockchain-based insurance, and security management businesses. It serves insurance companies, financial institutions, medical institutions, healthcare providers, and other service providers in the emergency rescue services industry. SOS Limited is headquartered in Qingdao, the People's Republic of China.