Shi Shi Services Limited, an investment holding company, provides property management services in Hong Kong and the People's Republic of China. The company operates in three segments: Provision of Property Management and Related Services; Properties Investment; and Money Lending Business. It offers security, repair and maintenance, cleaning, financial management, and administrative and legal support services to residential properties under the Kong Shum brand name, as well as consultancy services. The company was formerly known as Heng Sheng Holdings Limited and changed its name to Shi Shi Services Limited in October 2018. The company was founded in 1984 and is headquartered in Hung Hom, Hong Kong.