This is a graphics product for displaying business graphics. It is often referred to in documentation as SAP BUSG or simply BUSG.
You can use BUSG to display business graphics as an external program graphic.
You can also use BUSG with the Graphical Framework to display business graphics as an ActiveX control.
You can find more information on using BUSG without the Graphical Framework inSAP Business Graphics. You can find more information on the programming interfaces for BUSG in Calling SAP Business Graphics.