必须依照种种条件向对方购买的时候，有必要依此范例，载明条件，请求对方估价。

Dear Sirs,

We have a large inquiry for the supply of approximately 30,000 meter of blue serge. We enclose our buying sample which will show you the shade and quality requierd.

Please send us by air mail you samples corresponding to our buying samples with the best price C.I.F.Keelung for pure woolen goods which you can supply within two months after receiving the order.

Payment will be made by paying your sight draft under our irrevocable letter of credit. We shall be obliged if you will give us your immediate and careful attention.

Yours faithfully,

敬启者

对于供应3万公尺左右的蓝色斜纹布一事，本公司收到大量的询价函。兹附寄我方的采购样品，以指示您所要求的色泽及品质。

请以空运寄上与我方采购样品相当的贵方样品，并就贵方能于接到订单两周内供应的纯羊毛货品，以到基隆最优惠的运费、保险费在内报价。

付款将依我方的不可撤销信用证，以支付贵方即期汇票的方式执行。若蒙贵方给予迅速且审慎的关切，则感幸甚。

敬上

举一反三

We expect to obtain orders for 500 units and the time of shipment required is to be June/July. ——我方预期订购500台，并要求在6月或7月装运。

All your quotations should be as completely detailed as possible in order to avoid unnecessary further inquiries. ——贵方所有的报价单务请尽量书写详尽，以避免不必要的再度询问