The principle of the first level is: long working hours, convenience for the people, and movement separation.

The principle of the second level is: the main functions considered are: closeness to the people, convenience and authority.

The principle of the third level is：service related degree and service time length and service stream characteristics.

The principle of the forth level is：the characteristics of the trading center and the relevance of services. (mainly the public resource trading center) Compared with the second and third floors, the original characteristics of the clerks are relatively unified, the flow of people is relatively concentrated, and the bidding center needs the bid opening area and the bid evaluation area to be relatively independent.

The principle of the fifth floor is: according to the original catering characteristics of the site, use the original pipelines and cargo flow channels.

The sixth floor is the city dedicated line

Consider the acoustic requirements of the 12345 dedicated line, set it up on the less noisy floor, and configure the corresponding archive room.

The seventh floor is the main office independent office area.

Make effective use of natural lighting, set up large and small independent offices on both sides of the aisle, and configure corresponding meeting rooms and functional rooms.

The eighth floor is staff rest area and staff activity room

The top floor has the least noise and is suitable for employees to rest. Set up an activity room at the northwest corner of the plane.