HST to CST-CN Converter
CST-CN is 18 hours ahead of HST
HST to CST-CN Conversion Table
Green rows indicate standard business hours (9 AM – 5 PM) in CST-CN
| HST | CST-CN |
|---|---|
| 12:00 AM | 6:00 PM |
| 1:00 AM | 7:00 PM |
| 2:00 AM | 8:00 PM |
| 3:00 AM | 9:00 PM |
| 4:00 AM | 10:00 PM |
| 5:00 AM | 11:00 PM |
| 6:00 AM | 12:00 AM +1d |
| 7:00 AM | 1:00 AM +1d |
| 8:00 AM | 2:00 AM +1d |
| 9:00 AM | 3:00 AM +1d |
| 10:00 AM | 4:00 AM +1d |
| 11:00 AM | 5:00 AM +1d |
| 12:00 PM | 6:00 AM +1d |
| 1:00 PM | 7:00 AM +1d |
| 2:00 PM | 8:00 AM +1d |
| 3:00 PM | 9:00 AM +1d |
| 4:00 PM | 10:00 AM +1d |
| 5:00 PM | 11:00 AM +1d |
| 6:00 PM | 12:00 PM +1d |
| 7:00 PM | 1:00 PM +1d |
| 8:00 PM | 2:00 PM +1d |
| 9:00 PM | 3:00 PM +1d |
| 10:00 PM | 4:00 PM +1d |
| 11:00 PM | 5:00 PM +1d |
Converting Hawaii Standard Time to China Standard Time
Hawaii Standard Time (HST) and China Standard Time (CST-CN) are separated by a 18 hours time difference. CST-CN is 18 hours ahead of HST. HST is UTC-10, used in United States, while CST-CN is UTC+8, used in China.
When converting from HST to CST-CN, the key reference points to remember are: 9:00 AM HST equals 3:00 AM CST-CN, 12:00 PM noon HST equals 6:00 AM CST-CN, and 5:00 PM HST equals 11:00 AM CST-CN. The conversion table above shows every hour of the day mapped between these two time zones.
Scheduling Across HST and CST-CN
For professionals scheduling meetings between HST and CST-CN, finding overlapping business hours is essential. Standard business hours are typically 9:00 AM to 5:00 PM in each time zone. Given the 18 hours difference, the window of overlap may be limited, making early morning or late evening calls necessary for one party. Use the highlighted working hours in the conversion table above to quickly identify suitable meeting times.
Daylight Saving Time Considerations
HST does not observe Daylight Saving Time, maintaining UTC-10 year-round. CST-CN does not observe DST, staying at UTC+8 year-round.