语气委婉一点!楼主,我已经搞定了!
Please post the spare parts to us which listed in the attached table as well as the insurance premium.Secondly,the quotation of lowest price in Hamburg should be sent together.Finally,you should give clear indication of the payment provision,the delivery schedule,and the relevent catalogues.Ever increasing the requirement of chinese porce lain in your country,we specially send you a sample.
For your convenience,you can reply it as soon as possible.
应该把最后一句提前,“方便的话,清尽快回复放到最后”,报价单是quotation .