就是个手续,简单的就可以了。
比如:
Dear Ms/Mr/Mrs Doe,
Please take the time to read this invitation. We would like to he you to visit our factory for ___________(reason). We really would like you come as you are ery important customer for our ________ product. We will be honored if you can come to our factory, and we will be looking forward to meeting you in person.
Your sincerely
___________(Your Name)[收起]