英语商务信函是商业沟通中不可或缺的重要工具之一。而齐头式范文则是英语商务信函中非常常见的一种信函格式。下面是一篇关于英语商务信函齐头式范文的范例：

Dear Mr./Mrs./Ms. [Last Name],

I am writing to inquire about the availability of your company's products. Our company is interested in purchasing [product name] and we would like to know if you have any in stock.

Could you please provide us with the following information:

1. The price per unit for [product name].

2. The minimum order quantity.

3. The expected delivery time.

4. Your company's payment terms.

If you have any additional information that you feel would be helpful, please do not hesitate to include it in your response.

Thank you for your time and attention. We look forward to hearing back from you soon.

Sincerely,

[Your Name]

[Your Company]