Where there's a will… It took just 8 days for China to build a large new hospital in Wuhan specifically to care for coronavirus patients. Another one is under construction. From The Guardian:
Construction work started on the Huoshenshan hospital on 23 January and finished eight days later, a day short of breaking their own record time set in 2003… The new hospital has 1,000 beds and is expected to begin admitting patients from Monday
And here is a tour of the interior!