Your customer is a global company and has multiple legal entities across countries:
Vision China (Legal Entity) 1) has a China Distribution Business Unit (BU).

Vision US (Legal Entity) 2) has a US Distribution BU.

They have the following requirements:
1. To make purchases from or sell to the other legal entities using intercompany transaction
2. To automatically determine the sold-to legal entity on a Purchase Order (PO) by using Supply Chain
Financial Orchestration (SFO)
Identify three applicable setups in Oracle Procurement Cloud to fulfill these requirements.