nCoV_info

did they well because they were better preparing or just because they were
not being overwhelmed ?

They were not overwhelmed because they were prepared.

It was wise to immediately close schools, workplaces, public transport etc. even at a time when they had only imported cases from Wuhan.

Its my concern that gouvernments outside of china are now in the same position resp. "import from china" than the other chinese Provinces were with respect to "import from Wuhan."
 
We must not miss this window of opportunity. But here in Germany, for example, the only thing they do is distributing flyers at the airports