I am sure you will find our prices are most competitive. Here is our offer. All the prices on the list are firm. If your order is a sizeable one, we could reconsider our prices.

我相信您会发现我们的价格是最有竞争力的。这是我们的报价。所列的所有价格都已确认。如果您的订单量够大，我们会重新定价。

As a rule, we don't allow any commission. However, as an encouragement for businesses, we will allow you a 3% commission.

一般来说，我们不允许任何回扣。但是，为了发展生意，我们可以给您3%的回扣。

By the coming September.

今年九月份之前。

Certainly!

当然可以！