China ended a two-month lockdown in Wuhan, where the coronavirus was first detected, on Wednesday, but warned of a second-wave of infections.
Flights and trains have resumed operations, and highways opened to allow healthy residents and visitors to leave the capital of Hubei province.
Around 55,000 people are expected to leave the city, with authorities urging them not to leave unless absolutely necessary.
Wuhan, a city of 11 million people, was sealed off in late January to stop the spread of the virus. Over 50,000 people in Wuhan tested positive, while 2,500 died from the virus.
Meanwhile, new imported cases in the northern province of Heilongjiang continued to surge, forcing authorities to impose travel restrictions there.
The US and Iran failed to reach an agreement to end their war despite marathon talks that concluded on Sunday in the Pakistani capital Islamabad, jeopardising a fragile ceasefire.
Russia and Ukraine accused each other on Sunday of breaching the 32-hour ceasefire in their four-year war, reporting more than a thousand drone and shelling attacks just hours after the truce began on Saturday to mark Orthodox Easter.
At least 30 people were killed on Saturday in a stampede at the Laferriere Citadel in the northern countryside of Haiti, authorities said, warning that the death toll could rise.
A cyclone battered New Zealand's North Island on Sunday, cutting power to thousands of residents and forcing hundreds to evacuate, as officials warned conditions would worsen through the day.
Negotiations between the United States and Iran appeared to have concluded for now, Iran's government has announced early on Sunday, after a series of talks in Pakistan to end the six-week war between Washington and Tehran.