Dear Mr. / Ms，
Thank you for your letter No. A-3 of 6th May， offering us 6 UI-4 Viewdatas. We have passed it on to our Technical Department for their consideration.
We shall reply as soon as possible.
Yours faithfully
中文参考：
尊敬的先生/小姐：
谢谢您五月六日标号为A-3的来信，该信向我们提供6 UI-4图像数据。我们已把该信转给了技术部，备他们考虑。
我们将尽快回信。
你诚挚的