Opening
开头语

Thank you for your email about...
感谢你关于...的来信
Thank you for your email.
感谢你的来信。
Thank you for sending...
感谢你寄来...
Thank you for sending me...
感谢你给我寄来...
Thanks for your reply.
感谢你的回信
Thank you for your message.
谢谢你的信息
Thank you for your message about...
谢谢你关于...的信息

Closing
结束语

Thank you very much for your help.
非常感谢你的帮助
Thanks and sorry for any misunder-standing.
感谢你并对我们之间的误解抱歉。
Many thanks for your understanding on this.
十分感谢你的理解
Thank you very much.
非常谢谢你。
Thanks in advance.
提前感谢你。
Thank you in advance for your time.
提前感谢你能来。
Thanks in advance for your help.
先谢谢你的帮助。
Many thanks
十分感谢。
Thanks for your help.
谢谢你的帮助。
Thank you again for choosing...
还是谢谢你选择...
Thank you for purchasing...
谢谢你买...