Zhejiang United Investment Holdings Group Limited (8366.HK) is an investment holding company principally engaged in providing construction services in Hong Kong, including slope works for landslip preventive and remedial measures, foundation works for building foundations, and other general building works such as general construction of buildings; the company also offers project management consultancy services and develops 5G communication and related services, including involvement in 5G technology and smart phones. Incorporated in 2015 and headquartered at Unit A6-D, 12/F, Block A, Hong Kong Industrial Centre, 489-491 Castle Peak Road, Lai Chi Kok, Kowloon, Hong Kong, it serves government departments such as the Civil Engineering and Development Department, Lands Department, and Architectural Services Department; statutory bodies including the Hong Kong Housing Authority; and private corporations in the public and private sectors. Formerly known as Fraser Holdings Limited, the company changed its name in September 2017 following acquisition by Zhejiang United SME Group; in April it announced plans to establish a joint venture for the development, production, and global sales of 5G mobile phones and related products, and in May it terminated an acquisition of Gain Link Enterprises Ltd. In July 2025, it issued a profit alert expecting a turnaround to approximately HK$1.01 million profit for the year ended April 30, 2025, after a net loss of HK$0.349 million the prior year, with revenue of around HK$3 million; it released its annual results and changed the address of its principal place of business in Hong Kong on December 31, 2024. The company operates primarily in the construction and engineering sector, with expansion into telecommunications services targeting public sector projects and private entities in Hong Kong.