1. When the building is high, it is necessary to meet the basic requirements of the building such as bearing capacity and wind resistance, and it is necessary to reduce the column spacing to ensure the stability of the building.

2, commercial buildings, need to consider the display effect, as well as space utilization, column spacing needs to be appropriately enlarged to display goods and expand the sense of space.

3. For residential buildings, the comfort and privacy of residence should be considered, and the spacing between columns should be appropriately reduced to ensure the privacy and comfort of living space.