【简答题】

Letter One
Mar.10，2006
Dear Sirs，
We are delighted to tell you that we have a great interest in Chinese Folding Fans.
Will you please send us your catalogue and full details of your export prices and terms of payment （付款条件），together with any samples you can let us have.
If your prices are competitive，we believe we can place regular orders with you.
We look forward to receiving your reply.
Yours faithfully，
Martin Smith
Letter Two
Mar.25，2006
Dear Mr.Martin Smith，
It’s so nice to receive your letter of March 10.Thank you for your interest in our products.
Full details of our export prices are enclosed with this letter.We are also sending you an illustrated catalogue together with a range of samples.Our terms of payment are cash on delivery （货到付款）.
Our products are famous both for their excellent quality and for their fine workmanship.They are very popular in Western markets，in which we have had some experience.
We are sure that these goods will meet your requirements，and we look forward to your first order.
Sincerely yours，
Li Jiang

What products are the two letters dealing with?