How to add a custom UI component to service order overview page

1. tcode SM30, maintain view BSPWDV_EHSET_ASG, set the enhancement set for the given client:
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3. Enter UI component workbench, click Environment->Enhancement Definitions:
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5. create new entries for BSP Application which holds the enhancement:
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7. After that you could define the component usage which points to your own UI component ZCUSTOM. All changes will be stored into the enhancement BSP application ZBT116H_SRVO.

after component usage is done, you could now add the interface view of your own UI component to overview area of Service Order UI:

And make it visible via component configuration:

3. In the runtime, you could now see your custom UI component as one assignment block of Service Order overview page.
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You could also view the enhancement BSP application ZBT116H_SRVO in SE80 and see how your custom UI component is inserted there.