Is HKEX open on Wednesday 23 August 2017?
No
No. HKEX is closed on Wednesday 23 August 2017 for Trading Suspended for the Whole Day due to Severe Weather. It reopens on Thursday 24 August 2017.
Trading Suspended for the Whole Day due to Severe Weather
See also HKEX hours today and HKEX holidays 2017
TSE Tokyo
SSE
KRX
NSE
SGX
ASX
NYSE
TSX
B3