(note also the post was attacked as bogus by someone who regularly posts Chinese communist propaganda).
Now that was early February and covered mainly cases in the southern regions of China, prior to widespread dissemination to Beijing.
It's easy to see there should be significantly more cases today.
The communists try to hide anything and everything that they feel might make them look bad. This is an example.
And we are well aware that CNN or other news organizations will play along with despotic regimes for access.