According to the requirement of the unit in charge of the building who asked to add 3 stories and 14.4m high for business use when the construction was in the 34th floor,the top mega-frame of steel is 40m.

• 由于建设单位原因；在施工到层34时；业主建议再加建3层；共14.；4m高；办公用途; 顶部钢架40m。