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?
I am sorry that you have a disagreement with your father. Personally, I think it is important to follow your interests and your abilities, and it sounds as though you have plenty of both of these already.
我感到遗憾,你和你父亲意见不一致。就我自己而言,我认为重要的是从你的兴趣和能力出发,听起来好像你已具备了这两点。