Whilst seemingly crazy to 'outsiders', maybe the phrase 'market realignment' can be used with an element of truth.
Technology stocks will regain their strength long term - maybe not the educational centres.
However, everything in China is planned with a very long term view.
Restrictions in educational pressure and costs? - Encourage people to have 2nd & 3rd children - at present put off by the costs?
Restricting teenagers to 1 hour gaming a day / week / weekend? How many western parents would love something like that?
Revisit all of this in a few years and see what 'decline' their has been in stock values........