他在文件上盖章。

He annexed his seal to the document.

youdao

请看附件，我们在文件上盖章了，希望贵公司能尽快拿到样品。

Please see the annex, we sealed the document, we hope you can get the samples as soon as possible.

youdao

请看附件，我们在文件上盖章了，希望贵公司能尽快拿到样品。

Please see the annex, we sealed the document, we hope you can get the samples as soon as possible.

youdao