Decai Decoration Co., Ltd. operates in the building decoration business in China and internationally, together with its subsidiaries. It operates through six segments: Decai Decoration, China Construction United, China Real Estate Design, Decai High-Tech, Decai Curtain Wall, and SCO Zhongxin. Its activities include interior decoration, curtain wall and window engineering, intelligent and ancient building engineering, and construction of buildings and ancillary facilities, as well as installation of supporting lines, pipelines, and equipment. The company also undertakes construction of pipelines, integrated utility tunnels, roads, bridges, and ancillary municipal and landscape projects, and provides planning and architectural, interior, and landscape design and other design consulting services. Founded in 1999, it is based in Qingdao, China.