With respect your thinking and consideration.
We can proceed customs process without attached exporter invoice as your need under your supplier suggestion.
If the customs inspector requests it please prepare it for her/his considers. Because we want to do under customs law and your benefits.
Please confirm back to our team after you were decision.
Remark: I do not believe that Mr.Somboonpong Pookkavej (โต๋ว), He is my friend to say so