Asia Allied Infrastructure Holdings Limited, an investment holding company, engages in civil engineering, electrical and mechanical engineering, and foundation and building construction work businesses in Hong Kong, the United Arab Emirates, and internationally. It operates through the Construction Services; Property Development and Assets Leasing; Professional Services; Non-Franchised Bus Services; and Medical Technology and Healthcare segments. The company provides construction and consultancy services in the areas of civil engineering, electrical and mechanical engineering, and foundation and building construction. It is also involved in the development, investment, sale, lease, and management of properties, as well as the production and sale of positron emission tomography radiopharmaceuticals for medical use. In addition, the company offers security, tunnel, and facility management services; surveying and engineering, security guard, and consultancy services; non-franchised bus services; building engineering design, consultancy, and architectural services; and financing services. Furthermore, it offers electrical and mechanical contract works. The company was formerly known as China City Construction Group Holdings Limited and changed its name to Asia Allied Infrastructure Holdings Limited in October 2016. Asia Allied Infrastructure Holdings Limited founded in 1968 and is headquartered in Cheung Sha Wan, Hong Kong.