Please check if the following sentences are grammartically correct. Many thanks!

We have heard that you are actively seeking assistance in advancing China’s technology with the aid of Western exports and expertise,and that in addition to  engineering projects and medical equipment. you are interested in computer software and other high-tech products.

I hope this is what you want to say because it is a little difficult to understand.Please supply the context of this writing.Are you writing to companies? I am not sure I have understood you correctly.