I'm quite confused about their mail, but think that the main reason that we can not supply the documents because we do not invoice when we import goods, as we know well.
I'm quite confused with their letters are the same but I think the main reason that we are unable to supply the documents, because we do not have invoices in the episode we import goods, as we know.
I am quite bewildered with the letter, but they think that's the main reason we are not able to provide documents in time as we do not have the message is no longer available for when we import the goods in accordance with the good we know each other.