使用英语编写一个致客户感谢信。信中应包含以下三个要点：1. 对其购买公司产品表示感谢；2. 表示为其提供服务承诺；3. 介绍公司即将推出的新产品或服务。确保不少于100字，但也不超过150字。
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Subject: Heartfelt Thanks for Your Recent Purchase and Exciting News!

Dear [Customer's Name],

I hope this message finds you well. On behalf of [Your Company], I want to extend our sincerest thanks for your recent purchase of our [Product/Service Name]. Your trust and support mean the world to us. 

We are committed to ensuring you have the best experience with [Product/Service Name]. Should you have any questions or need further assistance, please do not hesitate to contact our dedicated support team. Your satisfaction is our top priority.

In exciting news, we are delighted to announce the upcoming launch of [New Product/Service]. Designed with your needs in mind, it promises to [brief benefit or feature]. Stay tuned for more updates!

Thank you again for choosing [Your Company].

Best regards,
[Your Name]
[Your Position]
[Your Company]
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