SINO-OCEAN SERV Holdings Limited is a Chinese company mainly engaged in property management related businesses. The company operates primarily through three segments. The Property Management Services segment provides order maintenance, cleaning, greening, gardening, and maintenance services to owners, residents, and property developers. The Non-Owner Value-Added Services segment provides pre-delivery services, consulting services, and property engineering services to property developers and other property management companies who are non-owners. The Community Value-Added Services segment provides value-added services to owners and residents. The company operates mainly in China.