Between 31 December 2019 and 14 February 2020, a total of 49,070 laboratory-confirmed cases of COVID-19 cases have been reported worldwide, though majority of the cases continue to be reported from China (99%).
It comes as 1,384 people have died from the virus, which originated in Wuhan, with more than 64,000 cases. The United States was preparing to fly home American passengers quarantined aboard a cruise ship in Japan.
On 30 January 2020, with more than 9,700 confirmed cases in China and 106 confirmed cases in 19 other countries, the World Health Organization (WHO) Director General declared the outbreak a public health emergency of global concern (PHEIC), accepting the advices of the worldwide Health Regulations (IHR) Emergency Committee.
"We must use the window of opportunity we have to intensify our preparedness", he added. "China has bought the world time. We don't know how much time", he said.
The biggest cluster outside China is on a quarantined cruise ship off Japan, with 285 infections now as dozens more cases were confirmed.
The number of people, who have been infected with a new coronavirus across mainland China, has reached 66,492, with 1,523 patients having died, the National Health Commission (NHC) said in a statement on Saturday.
Numbers of new cases have fluctuated, fueling optimism the disease might be under control and warnings that such hopes are premature. Restaurants, cinemas and other businesses have been closed nationwide, and sports and cultural events have been canceled.
"While the Chinese authorities are doing their best to prevent the spread of the coronavirus, the fairly drastic measures they have implemented to date would appear to have been too little, too late", he said.
Beijing has ordered anyone returning to the city to be quarantined for 14 days or risk punishment in a bid to contain coronavirus. It said people who fail to comply will face legal consequences but gave no details.
Chinese scientists are testing two antiviral drugs and preliminary results are expected in weeks, while the head of a Wuhan hospital said that plasma infusions from recovered patients had shown some encouraging preliminary results.
Those who return to the USA will fly to Travis Air Force Base in California and some will fly onward to Lackland Air Force Base in Texas, said an embassy statement.
His daughter also tested positive for the virus that has spread across central China and was hospitalized. Japan's Health Ministry allowed 11 passengers to disembark Friday.
Simultaneously, "it is necessary to increase use of police force and strengthen the visible use of police", Xi said, calling for a crackdown on behaviour that "disrupts social order" including hoarding medical supplies.
China has witnessed a decline in the number of diagnoses of the virus over the past 10 days. Health authorities said the new method would facilitate earlier treatment.
China has applied Traditional Chinese Medicine in treating more than half of the confirmed patients of SARS-CoV-2 infection in Hubei province, Mr. Wang said.
The ruling Communist Party is trying to restore public confidence following complaints leaders in Wuhan suppressed information about the disease.