This offer than the last offer improved, because the last offer two years ago. This offer is only preliminary quote, you determine the order and quantity, and I'll try to prices go down.
This quoted price than the last quotation rises somewhat, because the last quotation was two years ago.This quote is only preliminary quotation, your confirmation of the order and number, I'll try to reduce the price.
This quote than the last price increase, because the last quotation is already two years ago. Now the price is only a preliminary bid, so after you determine the number of orders and, I'll try to reduce the price.