Riverine China Holdings Limited is an investment holding company that provides property management services for high-end non-residential properties in Mainland China. It operates through five segments: Property Management Services; Urban Sanitary Services; Sublease Services from Investment Properties; Catering Services; and Others. The company manages public properties such as cultural venues, stadiums, exhibition halls, rail stations, and airports; commercial establishments including shopping malls, hotels, and commercial and entertainment complexes; residential properties; and other properties including schools, land parcels, industrial areas, and properties under construction. It also offers urban sanitary services such as road cleaning, refuse classification, collection and transportation, and maintenance of public environmental sanitary facilities including public toilets and garbage containers. In addition, the company is involved in technology research; engineering, operating, and property management services; sublease business; and hardware wholesale. Incorporated in 2016 and headquartered in Shanghai, China, the company operates as a subsidiary of Partner Summit Holdings Limited. As of June 15, 2026, it operates as a subsidiary of Youmi Investment Liimited.