It is again way too volatile. 10-30 point gaps all the time. I am looking at t&s and see 22500, the next one 22530, and the spread jumps all over the place as well.
It is because China announced last night that it now allow individual mainlander to invest in HK security market. Previously mainland Chinese can only buy A-shares listed at Shanghai or Shenzhen stock exchange, now they have one more alternative: HK stocks
Pied piper pipes the futures, small brown furry chappies trading the index warrants (25% of cash volume) follow, then the cat brings down its paw on those who did not get back to their burrow quick enough..