尽快

请尽快回复

qǐng jǐnkuài huífù

Please respond as soon as possible

尽快完成任务

jǐnkuài wánchéng rènwu

Finish the task as quickly as you can

我会尽快联系你

wǒ huì jǐnkuài liánxì nǐ

I will contact you as soon as possible