急...急...翻译

We want FOB Shenzhen price, not FOB HK price. Please reconfirm the FOB price. Thanks.
我搞外贸的，这个经常写了。

The price you have quoted is FOBHK, what we need is the quotation of FOB Shen Zhen. Please confirm the quotation again! Thank you.
我也是搞外贸的,但是我用的是正式的书面用语

In spite of FOB HK which you have offered, we want FOB Shenzhen price! Please reconfirm it.

We want FOB Shenzhen price, while you quoted us FOB HK price. Please check your price again.