这封邮件怎么回复？
Sorry to say that your sample is not ok.
First the white color is seem to be yellow. I think may be it is an old tape.
Second it has adhesive residue on the surface after peel it out.
So I can not use your product for this project.
（客户说的样品问题确实存在）
First the white color is seem to be yellow. I think may be it is an old tape.
Second it has adhesive residue on the surface after peel it out.
So I can not use your product for this project.
（客户说的样品问题确实存在）
