赶紧 (gǎn jǐn): At once (Adverb) — Meaning & Stroke Order

Hurry up and go.

We're about to miss the last bus, we need to run over there at once.

In light of the emergency, all department heads are requested to hasten the formulation of contingency plans.

He hastened to pack his luggage while simultaneously calling his family to inform them of the change in itinerary.