Chinese phrase
请双方签字盖章 qǐng shuāng fāng qiān zì gài zhāng
Meaning
Please have both parties sign and affix their seals
When to use it
This phrase asks both parties to sign and seal a document. It is a formal procedural request used before an agreement is filed, stored, or submitted.
Example dialogue
这份协议需要正式归档，请双方签字盖章后把扫描件发给我。 zhè fèn xié yì xū yào zhèng shì guī dàng qǐng shuāng fāng qiān zì gài zhāng hòu bǎ sǎo miáo jiàn fā gěi wǒ
Both parties must sign and seal this agreement. Send me the scan.
明白，我们会先签字盖章再发电子版给你。 míng bái wǒ men huì xiān qiān zì gài zhāng zài fā diàn zi bǎn gěi nǐ
We'll sign and seal it, then send the electronic copy.