The first underground floor of the project is the garage and equipment room, the first to third floors above the ground are for business, and the fourth to twenty-first floors above the ground are for office. 21 floors, with a height of 85.2, an area of 46624.84 above the ground, 8393.59 ㎡ underground, and a total building area of 55018.43 ㎡. The drawings include: HVAC design legend, list of main equipment and materials, rectangular pipe reducing schematic diagram, indoor unit installation detail drawing, multi split system diagram, smoke control system diagram.