My requirement regarding Third party is like this.
Company Code "A" is in India and SAP R/3 Implemented
Company Code "B" is in Australia, SAP R/3 to be implemented and C.Code "B"is the subsidiary of Company Code "A"
When C.Code " B" receives an order from Germany, then C.Code "B" will raise Sale Order>Purchase Requisition > PO to C.Code "A" - India, C.Code "A" will sent goods directly to Customer [Germany] , C.Code "A" will sent Invoice to C.Code "B"
For C.Code "A" Who is the Sold to Party and Ship to party [C.Code A or Customer[Germany]
what are the setting to be done in C.Code "A" and C.Code "B" to achieve Third party business process.