United Kingdom importing self-adhesive envelopes

Dear Sirs,
We are a U.K importer of "packing list" self-adhesive envelopes
and would be interested in opening up some dialogue with you.
Please can you confirm whether or not you manufacture this product or just resell?
Please email me at steve.***
To learn more about our company, please visit our website at ***
I look forward to hearing back from you in due course.
Kind regards