Dear JungHo Baek,
I have completed your project plan and this letter outlines important project information about the UL service(s) you requested.
UL has received enough information to start the product evaluation; however additional items and/or samples may be needed to complete the evaluation. Details regarding the investigation items and/or samples required are included below under the heading of Required Investigation Items and Required Samples. Providing the items and samples requested below will avoid unnecessary delays in your project.