在国际商务交流中，一封得体且专业的英文邮件能够有效地促进业务往来并提升企业形象。以下是一份外贸跟单英文邮件范文，供参考：

主题：Follow-up on Order No. 123456

Dear [Recipient's Name],

I hope this message finds you well. I am writing to follow up on the status of our recent order, Order No. 123456. We are eager to ensure that everything is progressing smoothly and that we can expect timely delivery.

Could you please provide an update regarding the current production schedule? Additionally, if there are any issues or delays anticipated, it would be very helpful for us to know as soon as possible so we can address them accordingly.

We value our partnership and look forward to continuing our successful collaboration. Please feel free to reach out if you need any further information from our side.

Thank you for your attention to this matter.

Best regards,

[Your Full Name]

[Your Position]

[Your Company Name]

[Your Contact Information]

此邮件简洁明了地表达了跟进订单的需求，并保持了礼貌和专业性。希望这份范文能为您的国际贸易沟通提供帮助。