It is the classic high voltage warning symbol in yellow and black contrast.

It is a office building of a factory. Curtains, carton boxes and wooden shelves can be found in some units.

Using the SBSAR file, users can set the colors of items and adjust the amount of each inventory.

It is the facade of an office building having a lot of reflective windows. Window screens or window blinds, fluorescent tubes and documents can be seen through those bluish windows.

The SBSAR file allows users to change the numbers of columns, floors, window screens, lamps and documents. It also allows users to control the pillar width, colors etc.