Xi S&D, Inc. is a Korea-based company mainly engaged in the provision of real estate services. The Company operates its business through four segments. The Property Management (PM) segment provides services including the management of residential and non-residential real estates, the operation management of private investments and the rental management. The Information and Telecommunication Business segment is engaged in the installation of smart home systems, electric work, information and communication work, as well as light emitting diodes (LEDs). The Customer Service (CS) Business segment provides occupancy management, customer center operation, after sales service, option and other services. The Residential Business segment operates in the construction of residential buildings, the development and supply of real estates.