范文：
[Your Name]
[Your Address]
[City, State, Zip Code]
[Email Address]
[Phone Number]
[Date]
[Recipient's Name]
[Recipient's Title]
[Company/Organization Name]
[Company/Organization Address]
[City, State, Zip Code]
Dear [Recipient's Name],
Subject: Complaint Letter Regarding [Product/Service/Incident]
I am writing to express my dissatisfaction with the [product/service/Incident] that I recently experienced with [Company/Organization Name]. I believe that it is important to bring this matter to your attention so that it can be addressed and resolved promptly.
On [Date], I purchased [product/service] from your store located at [store location]. Unfortunately, I have encountered several issues that have left me highly dissatisfied. Below, I outline the problems I have encountered:
1. The [product/service] did not meet the advertised specifications and did not perform as expected.
2. I received poor customer service from [specific staff member] during my visit to the store.
3. The product/service was defective and required repair or replacement.
I have taken the following steps to try to resolve this issue:
1. I contacted customer service at [Company/Organization Name] on [Date] to discuss my concerns.
2. I was advised to bring the defective item back to the store for a replacement or repair.
3. I have yet to receive a response to my request for assistance.
I kindly request the following actions to be taken:
1. A full refund or a replacement for the defective [product/service].
2. An apology for the poor customer service I received.
3. A commitment from your company to improve the quality control and customer service processes.
I understand that mistakes can happen, but I believe it is crucial for your company to take responsibility for these issues and ensure they do not recur. I trust that you will take my concerns seriously and address them promptly.
I would appreciate a response by [Date], outlining the steps you will take to resolve this matter. Please feel free to contact me at [Phone Number] or [Email Address] if you require any further information.
Thank you for your attention to this matter. I look forward to a satisfactory resolution.
Sincerely,
[Your Name]
常见问答知识清单：
1. 投诉信应该写给谁？
2. 投诉信中应该包括哪些基本信息？
3. 如何撰写投诉信的开头？
4. 投诉信中应该如何描述遇到的问题？
5. 投诉信中如何提出解决请求？
6. 投诉信中如何表达对公司的期望？
7. 投诉信中应该如何结束？
8. 投诉信中是否需要提供证据？
9. 投诉信应该以什么格式发送？
10. 投诉信后应该如何跟进？
详细解答：
1. 投诉信应该写给负责处理投诉的部门或个人，如客户服务部门或具体负责的经理。
2. 投诉信中应包括你的姓名、地址、联系方式，以及投诉的产品、服务或事件的详细信息。
3. 投诉信的开头应礼貌地称呼收信人，并简要说明信件的目的，例如：“Dear [Recipient's Name], I am writing to express my dissatisfaction with the [product/service/Incident] that I recently experienced with [Company/Organization Name].”
4. 投诉信中应详细描述遇到的问题，包括时间、地点、涉及的人员和具体的不满意之处。
5. 投诉信中应明确提出解决请求，例如要求退款、更换产品或改进服务。
6. 投诉信中可以表达对公司的期望，如希望公司能够提高产品质量或改善客户服务。
7. 投诉信应以感谢收信人阅读并承诺跟进的语气结束，例如：“Thank you for your attention to this matter. I look forward to a satisfactory resolution.”
8. 投诉信中可以提供证据，如购买凭证、照片或视频等，以支持你的投诉。
9. 投诉信应以正式的商务信函格式发送，包括信头、称呼、正文、结束语和签名。
10. 投诉信后，可以通过电话、电子邮件或信件跟进，以确保问题得到解决。如果问题没有解决，可以考虑将投诉提交给消费者保护机构或相关监管机构。
