The completion of this graduation design is Changsha Furong a business office building engineering design, including building design and structure design. Section design architectural design including architectural design, construction method and construction of horizontal and vertical. Structural design includes the structure design, structure calculation and construction drawing design. The structure of the reinforced concrete frame structure. The structure scheme including the selection of beams and columns, including band structure calculation of beam to column calculation, design and construction drawing design includes basic design and stairs. Construction drawing with AutoCAD and Tianzheng series software.