How to covert items to specific packages in SAP B1? is this possible to do this in inventory.?

Hi Experts,

I need to convert items in to package in inventory and make report for that.

For an Example: I have 100 items and I need to convert them in to 5 package(20 items each package). is this possible ?  Explain the whole process that would be advantage for me and strongly appreciated.

Regards and Thanks,

Vikas Thorat.