老外是这样写的：
Dear ***,

Please be inform that full pay valued of USD $ 8000 will be in your account latest by 04-05-2011. Please consider our long time business relation.

You are requested to process the order and arrange to send the same to Jinan *** Co.,Ltd by 20th May 2011.

Thanks for your cooperation.

Regards


我们当初报过去的价格是8492美元，就是希望长期合作，所以已经是最低的价格了。老外一下子把后面三位直接抹掉了，无语啊。。抹掉我们就要亏本了。。。
再加上老外要货很急，如果价格马上定下来，也要25天的时间才能交货。头都大了，我是新手，求教各位前辈，福友，我该怎么回复他好啊？