156. We offer you firm 2000 tons of chemical fertilizer at $150 per long ton CIF Vietnam for delivery in April.

我方向贵方报出2000吨化肥实盘CIF越南价，每英吨150usd，4月发货。

157. We can offer a quantity discount of up to 15%, but we are prepared to give 20% discount for an offer to buy the complete stock.

大批订购可以获8.5折优惠，整批购入则可享受8折优惠。

158. I have here our price sheet on an FAS vessel basis. The prices are given without engagement.

这是我们以船上交货为基础的价格单，所报价格没有约束力。

159. As prices are steadily rising, we would advise you to place your order without delay.

价格正稳步上升，建议贵方迅速订货。

160. Our product is in great demand and the supply is limited, so we would recommend that you accept this offer as soon as possible.