Dear Mr.He,
How are you?
Thank you for your hospitality when I travelled to Yunnan,which is the most beautiful place from China.We enjoyed a real happy time there.Words can not express my feeling towards those days,that I will cherish for my whole life.I also hope bring this wonderful feeling to you,and welcome to have a tour in my hometown.You will like her.
Thank you and hope to see you soon!
Regards!
xxx
你好何先生（如果覺得生硬可以直接說 Hello He）,
感謝我在云南旅游時你的熱情款待,那是中國最美麗的地方.我們在那里度過了一段快樂的時光,那種感覺是無以言表的,這段回憶我也將終生珍藏.同時我也希望能將這種美妙的回憶帶給你,所以想邀請你來我的家鄉(xiāng)做客.你也會愛上我的家鄉(xiāng)!
希望早日見到你.
祝好!
XXX
如有不當 請指正