在国际贸易中，还盘（counter-offer）是谈判过程中的常见步骤。当收到对方的报价后，如果认为价格或其他条件不合适，可以通过还盘函来提出修改意见。以下是一份还盘函的范文，供参考：

[公司抬头]

[日期]

[收件人名称]

[收件人地址]

Subject: Counter-Offer for [Product/Service Name]

Dear [Recipient’s Name],

Thank you for your recent offer dated [Date] regarding the supply of [Product/Service Name]. After careful consideration, we appreciate your efforts but would like to propose a counter-offer.

  1. Price: We would like to suggest adjusting the quoted price from \([Original Price] to \)[New Price]. This adjustment reflects our current market analysis and competitive pricing.

  2. Payment Terms: In lieu of the proposed payment terms, we would prefer a [30/60/90] day net payment after receipt. This change aligns better with our internal financial policies.

  3. Delivery Schedule: Although we understand the suggested delivery timeline, we are facing some logistic constraints. Could you consider extending the delivery date by [Number of Days] days?

  4. Quantity: While we agree with the quantity specified, we would be interested in an additional discount if we increase our order by [Percentage].

We believe these modifications will allow us both to achieve mutually beneficial terms. We value our partnership and look forward to your positive response. Please let us know if these changes are acceptable or if there is room for further negotiation.

Thank you for your understanding and cooperation. We hope to finalize this agreement at your earliest convenience.

Best regards,

[Your Full Name]
[Your Position]
[Your Company Name]
[Your Contact Information]

通过这份范文，可以看出还盘函的结构通常包括对对方报价的感谢、还盘的具体建议以及希望达成互利的期望。在实际撰写时，可以根据具体情况调整内容和语气，确保既表达清楚自己的立场，又保持与对方的友好关系。