China to AKST
-17hChina
CSTSOURCEAKST
AKSTGreen rows indicate typical business hours (9 AM - 5 PM)
CST and AKST on the World Map
The map below highlights the CST (China Standard Time) and AKST (Alaska Standard 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.
AKST – Alaska Standard Time
UTC-09:00Alaska Standard Time (AKST) is the time zone for the state of Alaska, 9 hours behind UTC.
- •Alaska is the largest US state by area but has only about 730,000 residents.
- •Anchorage is the most populous city in AKST with about 290,000 people.
- •The Aleutian Islands use HAST instead of AKST.
Understanding the -17h Gap: China vs AKST
China runs on China Standard Time (CST) at UTC+08:00. AKST runs on Alaska Standard Time (AKST) at UTC-09:00. That puts China 17 hours behind AKST — a difference of -17h at the current offsets.
In practice, when it is 9:00 AM in China it is 4:00 PM in AKST on the previous day. Midnight in China is 7:00 AM in AKST. Neither zone observes daylight saving time, so the offset between them stays constant all year.
China to AKST time conversion table
| China (CST) | AKST (AKST) | Day |
|---|---|---|
| 12:00 AM | 7:00 AM | previous day |
| 6:00 AM | 1:00 PM | previous day |
| 7:00 AM | 2:00 PM | previous day |
| 8:00 AM | 3:00 PM | previous day |
| 9:00 AM | 4:00 PM | previous day |
| 12:00 PM | 7:00 PM | previous day |
| 3:00 PM | 10:00 PM | previous day |
| 5:00 PM | 12:00 AM | same day |
| 6:00 PM | 1:00 AM | same day |
| 9:00 PM | 4:00 AM | same day |
Why people convert China to AKST time
- Scheduling a call from China to AKST: a 10:00 AM start in China lands at 5:00 PM in AKST the previous day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a -17h gap: China and AKST have no overlap inside a normal 9-to-5 day, so real-time meetings need an early-morning or late-evening slot on one side. 9:00 AM in AKST is 4:00 PM in China.
- Booking travel or deliveries: tracking AKST local time against China keeps pickup windows and arrival estimates honest across the -17h offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM CST" is unambiguous; "3 PM" across a -17h gap is not.
- With a -17h gap there is no shared 9-to-5 window, so alternate the early start: one week China takes the early slot, the next week AKST does.
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 AKST (Alaska Standard Time)
Alaska Standard Time (AKST) is used in nearly all of Alaska. Due to Alaska's vast geographic size, the Aleutian Islands use Hawaii-Aleutian Standard Time instead. During summer months, Alaska switches to Alaska Daylight Time (AKDT, UTC-08:00).
Best time to call between China and AKST
With a -17h offset there is no overlap inside a normal 9 AM – 5 PM day. AKST opens at 9:00 AM AKST, which is 4:00 PM in China, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
China and AKST have no shared working hours because of the -17h gap. Teams need to alternate early starts or rely on asynchronous handovers.
China is 17 hours behind AKST (CST UTC+08:00 → AKST UTC-09:00). There is no shared 9-to-5 window, so plan around an early or late slot. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
China
Does not observe DST
AKST
☀ Currently in DST
Standard: UTC-09:00 · DST: UTC-08:00
Clocks fall back on Sun, Nov 1, 2026
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 AKST?
China (CST, UTC+08:00) is 17 hours behind AKST (AKST, UTC-09:00). The gap is currently -17h.
How do I convert China time to AKST time?
Add -17h to China local time. For example, 9:00 AM in China is 4:00 PM in AKST (previous day).
What time is it in AKST right now?
AKST uses AKST at UTC-09:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -17h offset from China.
What is the best time to call AKST from China?
There is no shared working-hours window because of the -17h gap. The closest option is 1:00 PM in China, which is 8:00 PM in AKST.
Which is behind, China or AKST?
China is 17 hours behind AKST. When it is 12:00 PM in China it is 7:00 PM in AKST.
Do China and AKST use different time zones?
China (China) uses CST at UTC+08:00, while AKST uses AKST at UTC-09:00. The IANA identifiers are Asia/Shanghai and America/Anchorage.
Does daylight saving time affect the China–AKST difference?
Neither zone observes daylight saving time, so the -17h offset between China and AKST 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.
Is there a day difference between China and AKST?
Sometimes. The -17h gap is large enough that 8:00 PM or later in China already falls on the in AKST.
What is the time difference between China and AKST?
AKST is -17h from China.
What timezone is China in?
China operates on its local timezone.
What timezone is AKST in?
AKST operates on its local timezone.
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 AKST timezone?
Major cities in the AKST timezone include Anchorage, Fairbanks, Juneau, Sitka, Wasilla.
What is the UTC offset for AKST?
Alaska Standard Time (AKST) is at UTC-09:00. During daylight saving time, it shifts to AKDT.
What should I know about the AKST timezone?
Alaska is the largest US state by area but has only about 730,000 residents. Anchorage is the most populous city in AKST with about 290,000 people.
When is it midnight in China, what time is it in AKST?
When it is 12:00 AM (midnight) in China (CST), it is -17h later in AKST (AKST).
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