The number of building floors: the project has 6 floors above the ground, and the first floor is the garage, comprehensive business hall and office. The second to fifth floors are offices, and the sixth floor is a multi-function hall and conference room. Structural system: cast-in-place reinforced concrete structure. There are 18 architectural drawings in total, including: general description of the building, 1-6 floor plan, machine room and roof plan, 3 elevations, 2 sections, 2 wall body node details, toilet and staircase details, door and window table, etc. There are 28 structural drawings in total, including: general description of structural design, foundation plan and details, frame column positioning drawing of the first and sixth floors, machine room and equipment room column positioning drawing, beam reinforcement drawing of the first and fifth floors, machine room and equipment room beam reinforcement drawing, plate reinforcement drawing of the first and fifth floors, machine room and equipment room plate reinforcement drawing, first and second floor details, roof details (I), (II), floor elevator details, Elevator details, etc.