Xinyuan Real Estate Co., Ltd., together with its subsidiaries, engages in residential real estate development and construction in the People's Republic of China, the United States, and internationally. It develops residential projects, such as multi-layer apartment buildings, sub-high-rise apartment buildings, high-rise apartment buildings; and auxiliary services and amenities, such as retail outlets, leisure and health facilities, kindergartens, and schools, as well as office, mixed-use, and commercial properties. The company also acquires development sites through public auctions of government land and acquisitions of entities.