货代公司在进行国际业务时，通常需要用到英语进行电子邮件交流。这些邮件可能包括询价、报价、订单确认、运输安排、货物跟踪等方面的内容。以下是一个关于货代公司可能需要用到的英语邮件的例子：

主题：Inquiry for Ocean Freight Services（海运服务询价）

Dear [Recipient],

I hope this email finds you well. My name is [Your Name] and I am the Logistics Manager at [Your Company]. We are currently seeking a reliable freight forwarding company to assist us with our ocean shipments.

We have a container of goods that needs to be shipped from Shanghai, China to Los Angeles, USA. The estimated weight of the container is around 20 tons. Can you please provide us with a quotation for this shipment?

Additionally, we would like to know if you offer any additional services such as customs clearance, insurance, or warehouse storage. If so, kindly include the details and pricing for these services in your quotation.

Please let us know if you require any further information from our end. We look forward to hearing from you soon.

Best regards,

[Your Name]

这只是一个例子，实际的邮件内容可能会根据具体情况而有所不同。在撰写英文邮件时，需要注意保持简洁明了、礼貌热情的语气，并尽量避免使用过于复杂或生僻的词汇和表达方式。