I didn't know the number and time of PI when I make the PI and packing list,so I just fill our own invoice number.I will finish the complete information when I send the documents.
When first invoicing,we didn't know the exact number and date,so I just wrote our own invoice number. We will write the same invoice number with the certificate of origin once we surrender documents.
When doing invoice and packing list, also don't know the exact invoice number and date, so I just fill out our invoice no. When such documents will fill in and we coulp unanimously invoice number and a date