赶早

赶早	gǎn zǎo	as soon as possible; at the first opportunity; the sooner the better; before it's too late
赶	gǎn	to overtake; to catch up with / to hurry; to rush / to try to catch (the bus etc) / to drive (cattle etc) forward; to drive (sb) away / to avail oneself of (an opportunity) / until; by (a certain time)
早	zǎo	early / morning / Good morning! / long ago / prematurely