Bill to Oversea Company and Ship to Indian Company (Present in SEZ) - FEMA

Dear Experts. Have a case that needs support for clarification. Company Z (indian Entity Present in SEZ in India) places the PO to Taiwan Company (we called it company A). Company A places the PO to Company B (MOOWR approved company in India). Company B Places the Raw material PO to Company A, once the raw materials converted to finished goods, company B provide the Bill to invoice to Company A but ship the FG to company Z (on the instruction of Company A). Upon receiving the goods company A provide the invoice to company Z. Question 1 - How it will become export to company B (how this will show in the IDPMS system of bank) Question 2 - How it will become import for company Z, (how this will show in the IDPMS system of bank) so that Z will make the payment to company A. Thanks