在下订单时，我方曾强调：延期交货肯定会造成货物成本的提高，因此我方将对发生的损失提出退款索赔。

在下订单时，我方曾强调：延期交货肯定会造成货物成本的提高，因此我方将对发生的损失提出退款索赔。

While placing our order we emphasized thatanydelay in delivery would definitely add to the cost of the goods, and that is why we have to raise a claim on refunds for the loss incurred.