Outside Processing

Hi all

I have a client looking for a solution for a unique situation that I am battling to solve.  Essentially, they purchase raw material which is sorted by an outside company and receive the sorted material back, meaning that they have a single to many relationship between the raw material and sorted raw material as each sorted raw material is its own item.  Up to now they have used a heavily modified discrete manufacturing WO setup where the raw material was issued to the WO and then multiple completions were done of the sorted raw material.  I am looking for a