reverse sub contracting process

Hi friends

Here my clint requirement is reverse subcontracting process( they take rawmaterial from vender, they will prepare finished goods and send to the venders)total reverse process to the sub contracting. if any material is there regarding this please send to my mail

1. Reverse sub contracting process

2. Retanable packaging/crate management

My mail id : <b><REMOVED BY MODERATOR></b>