Intercompany transfer price for procuring flow

 11.5.10.2

PO create in OU A01, and receipt in OU C01 through Logical OU B01,  item pricing options is : Asset -transfer price; expense-transfer.

customer receipt items in OU C01, in material distributions of logical intercompany transaction, found the unit cost is not correct, the value is not standard cost or PO price. And in different receipt transactions, the unit cost is different. In some receipt transactions, the unit cost equal to PO price.

How to debug logical transaction? The  logic of get the transfer price for procuring flow?

Please see upload screen shots.

Thanks

Fengling