Coolpoint Innonism Holding Limited, an investment holding company, provides fitting-out and renovation services in Hong Kong. The company operates through Fitting-Out Work, Renovation Work, and Nano-AM Work segments. It provides fitting-out services for new buildings; and renovation solutions, such as upgrade, makeover, and demolition of premises in the private sector, including residential apartments and residential dwellings, show flats, clubhouses, sale offices, public areas in residential and commercial buildings, offices, shopping malls, and shops. The company is also involved in the provision and application of nano coating technology antifouling and maintenance services for yacht. It serves property developers, main contractors or direct contractors, and owners or tenants of properties. The company was formerly known as DCB Holdings Limited and changed its name to Coolpoint Innonism Holding Limited in August 2022. Coolpoint Innonism Holding Limited was founded in 2008 and is headquartered in Tai Po, Hong Kong. Coolpoint Innonism Holding Limited is a subsidiary of Advance Goal Group Limited.