You've already quoted a price of $ 800 per 1,000. Is there a discount for larger orders?
你报的价是每1000个要美金800元,如大量订购有折扣吗?
People who live in Britain needn't despair when they made mistakes like this (and a lot of people do)!
当英国人犯这种错误时,他们不必感到绝望(而许多国家的人都有这种绝望的感觉)。