The elevator construction size is inconsistent with the reported construction. Which department should I apply for modification?

Report to the Construction Engineering Management Section of the District Planning Bureau.

Installation of elevators in old communities requires assistance from property management, planning bureau, construction bureau, housing management bureau, quality supervision bureau, fire protection and other relevant departments.

Reconstruction and reconstruction of buildings and their ancillary facilities shall be subject to the consent of the owners who account for more than two-thirds of the total building area and more than two-thirds of the total number of people.