China to Hong Kong
+0hChina
CSTSOURCEHong Kong
HKTGreen rows indicate typical business hours (9 AM - 5 PM)
CST and HKT on the World Map
The map below highlights the CST (China Standard Time) and HKT (Hong Kong Time) timezone regions across the globe.
CST – China Standard Time
UTC+08:00China Standard Time (CST) covers all of mainland China, 8 hours ahead of UTC.
- •China uses a single time zone despite spanning 5 geographical zones.
- •In Xinjiang (western China), sunset can be as late as midnight in summer.
- •China abolished daylight saving time in 1991.
- •The Shanghai Stock Exchange operates on CST/Beijing Time.
HKT – Hong Kong Time
UTC+08:00Hong Kong Time (HKT, UTC+08:00) is the time zone for Hong Kong, 8 hours ahead of UTC.
- •Hong Kong does not observe daylight saving time and has kept UTC+08:00 since 1979.
- •HKT shares its offset with China Standard Time, Singapore Time and Philippine Time.
- •The Hong Kong Stock Exchange opens at 09:30 HKT.
- •Hong Kong Time does not change with the seasons, so its gap to other zones is fixed.
About Hong Kong
WikipediaHong Kong Time (HKT) is UTC+8 with no daylight saving. As a major financial gateway to China, Hong Kong trading hours overlap with European morning sessions.
The city has one of the world's most efficient and affordable public transit systems.
Comparing Time Zones: China and Hong Kong
China runs on China Standard Time (CST) at UTC+08:00. Hong Kong runs on Hong Kong Standard Time (HKT) at UTC+08:00. That puts China no time difference Hong Kong — a difference of +0h at the current offsets.
In practice, when it is 9:00 AM in China it is 9:00 AM in Hong Kong. Midnight in China is 12:00 AM in Hong Kong. Neither zone observes daylight saving time, so the offset between them stays constant all year.
China to Hong Kong time conversion table
| China (CST) | Hong Kong (HKT) | Day |
|---|---|---|
| 12:00 AM | 12:00 AM | same day |
| 6:00 AM | 6:00 AM | same day |
| 7:00 AM | 7:00 AM | same day |
| 8:00 AM | 8:00 AM | same day |
| 9:00 AM | 9:00 AM | same day |
| 12:00 PM | 12:00 PM | same day |
| 3:00 PM | 3:00 PM | same day |
| 5:00 PM | 5:00 PM | same day |
| 6:00 PM | 6:00 PM | same day |
| 9:00 PM | 9:00 PM | same day |
Why people convert China to Hong Kong time
- Scheduling a call from China to Hong Kong: a 10:00 AM start in China lands at 10:00 AM in Hong Kong, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both China and Hong Kong are inside the 9-to-5 working day between 9:00 AM and 5:00 PM CST time (9:00 AM–5:00 PM HKT). That is roughly 8 hours of usable overlap.
- Coordinating a China-based team with Hong Kong contacts: quoting times in the other side's local clock — not your own — removes the single biggest source of missed meetings.
- Always state the zone abbreviation, not just the hour. "3:00 PM CST" is unambiguous; "3 PM" across a +0h gap is not.
- Block 9:00 AM–5:00 PM CST as the recurring meeting window if you work primarily from China and need Hong Kong colleagues present.
About CST (China Standard Time)
China Standard Time (CST, also known as Beijing Time) is used across all of mainland China despite the country spanning five geographical time zones. This single-timezone policy was adopted in 1949. China does not observe daylight saving time. CST is shared with Hong Kong (HKT), Macau, Taiwan, Singapore, Malaysia, and the Philippines, making UTC+08:00 one of the most used offsets in the world.
About HKT (Hong Kong Time)
Hong Kong Time (HKT) is fixed at UTC+08:00 all year and does not observe daylight saving time. Hong Kong last used summer time in 1979 and has kept a single offset since. HKT shares the UTC+08:00 offset with China Standard Time, Singapore Time, Malaysian Time, Philippine Time and Australian Western Standard Time, but is listed separately because Hong Kong maintains its own timekeeping authority. As a major financial centre, Hong Kong's trading hours set the rhythm for markets across Asia, opening at 09:30 HKT which is 01:30 in London and 20:30 the previous evening in New York.
Best time to call between China and Hong Kong
Both China and Hong Kong sit inside the 9 AM – 5 PM working day between 9:00 AM–5:00 PM CST, which is 9:00 AM–5:00 PM HKT. That gives roughly 8 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
China and Hong Kong share 8 hours of working-hours overlap (9:00 AM–5:00 PM CST), so scheduling a live meeting is straightforward.
China is no time difference Hong Kong (CST UTC+08:00 → HKT UTC+08:00). The shared working window is 9:00 AM–5:00 PM CST. Remember to re-check around daylight-saving transitions.
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between China and Hong Kong?
China (CST, UTC+08:00) is no time difference Hong Kong (HKT, UTC+08:00). The gap is currently +0h.
How do I convert China time to Hong Kong time?
Add +0h to China local time. For example, 9:00 AM in China is 9:00 AM in Hong Kong.
What time is it in Hong Kong right now?
Hong Kong uses HKT at UTC+08:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +0h offset from China.
What is the best time to call Hong Kong from China?
Call between 9:00 AM and 5:00 PM CST — that maps to 9:00 AM–5:00 PM HKT and keeps both parties inside the working day.
Which is ahead, China or Hong Kong?
China and Hong Kong are currently on the same clock.
Do China and Hong Kong use different time zones?
China (China) uses CST at UTC+08:00, while Hong Kong (Hong Kong) uses HKT at UTC+08:00. The IANA identifiers are Asia/Shanghai and Asia/Hong_Kong.
Does daylight saving time affect the China–Hong Kong difference?
Neither zone observes daylight saving time, so the +0h offset between China and Hong Kong is fixed all year.
Which other cities share China's time zone?
CST also covers Shanghai, Beijing, Shenzhen, Guangzhou, Chengdu, Hong Kong, Taipei, Wuhan and 2 more.
Which countries use CST, China's zone?
CST is used in China, Hong Kong, Macau, Taiwan.
What is the time difference between China and Hong Kong?
Hong Kong is +0h from China.
What timezone is China in?
China operates on its local timezone.
What timezone is Hong Kong in?
Hong Kong Time (HKT) is UTC+8 with no daylight saving. As a major financial gateway to China, Hong Kong trading hours overlap with European morning sessions.
What are the business hours in Hong Kong?
Standard business hours in Hong Kong are 9:00 AM - 6:00 PM HKT.
Which countries use CST (China Standard Time)?
CST is used in China, Hong Kong, Macau, Taiwan.
Does CST observe daylight saving time?
No, CST does not observe daylight saving time and remains at UTC+08:00 year-round.
What are some interesting facts about CST?
China uses a single time zone despite spanning 5 geographical zones. In Xinjiang (western China), sunset can be as late as midnight in summer.
Which cities are in the HKT timezone?
Major cities in the HKT timezone include Hong Kong, Kowloon, Tsuen Wan, Sha Tin.
What is the UTC offset for HKT?
Hong Kong Time (HKT) is at UTC+08:00.
What should I know about the HKT timezone?
Hong Kong does not observe daylight saving time and has kept UTC+08:00 since 1979. HKT shares its offset with China Standard Time, Singapore Time and Philippine Time.
When is it midnight in China, what time is it in Hong Kong?
When it is 12:00 AM (midnight) in China (CST), it is +0h later in Hong Kong (HKT).
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