AIOS Tech Inc. operates as an artificial intelligence and technology-driven professional service provider in Hong Kong. It offers information technology solutions, data services, and artificial intelligence-powered offerings to commercial client base. Its core businesses include digital transformation services, tailored IT solutions for the financial sector, enterprise data solutions, and the development of AI platforms and infrastructure to drive efficiency and growth for clients across multiple industries. The company was formerly known as Nisun International Enterprise Development Group Co., Ltd and changed its name to AIOS Tech Inc. in February 2026. The company was founded in 2005 and is based in Kowloon, Hong Kong.