Dear xxx,
I am writing this letter to thank your family for you hospitably during last week.I would also like to thank you for you took me to some places of interest in Beijing.Those are very beautiful and are very age-old.I very like .
The end ,It is to be hoped that your family visit my country. Please let me know if your can go or not, I sincerely hope your decision will be in the affirmative.
With all my kindest wishes.
yours,
xxx