求英语高手写封信函

I thank for a thing for support of a product in は past 1 and can enlarge and a company produces new products immediately in the next year and what I develop. 2 asks whether a client is compared with a price, and there is anything, and what kind of opinion and the quality top still demand that they exchange that they plan it.
I thank you! !

Jan 25,2007

Dear sirs,
I want to write this letter to express my thanks for your support for our products in the last year.We wish to extend the production scale and develop more new products in order to meet the market demands in the coming year.
We will deeply appreciated if you can give us some suggestions about price,delivery date or any requirement of quality .We believe that good interaction between us would be benefit to our lone-term business relationship .
We are looking foward to your early reply.

Yours sincerely,