Different UOMs required for different item branch

Hi,

We recently bought a new company that we have added as a new company and a new branch where we use LB as UOM for WIP items, we have a few WIP items that we would like to extend to from our current branch where we use KG as primary UOM.

For example: Item W0142 is a WIP that we use at our current branch 100 with primary UOM as KG and would like to extend to the new branch 300 and use LB as the UOM for all transactions.

What would be the best way to manage this? Currently if we extend it as is here is the issues we see: