China to CDT
-13hChina
CSTSOURCECDT
CDTGreen rows indicate typical business hours (9 AM - 5 PM)
CST and CDT on the World Map
The map below highlights the CST (China Standard Time) and CDT (Central Daylight 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.
CDT – Central Daylight Time
UTC-05:00Central Daylight Time (CDT) is the daylight saving offset in the Central Time Zone, 5 hours behind UTC.
- •CDT is the same offset as EST (UTC-05:00), which can cause confusion.
- •CDT runs from the second Sunday in March to the first Sunday in November.
China vs CDT: Offsets, DST and Best Call Times
China runs on China Standard Time (CST) at UTC+08:00. CDT runs on Central Daylight Time (CDT) at UTC-05:00. That puts China 13 hours behind CDT — a difference of -13h at the current offsets.
In practice, when it is 9:00 AM in China it is 8:00 PM in CDT on the previous day. Midnight in China is 11:00 AM in CDT. Neither zone observes daylight saving time, so the offset between them stays constant all year.
China to CDT time conversion table
| China (CST) | CDT (CDT) | Day |
|---|---|---|
| 12:00 AM | 11:00 AM | previous day |
| 6:00 AM | 5:00 PM | previous day |
| 7:00 AM | 6:00 PM | previous day |
| 8:00 AM | 7:00 PM | previous day |
| 9:00 AM | 8:00 PM | previous day |
| 12:00 PM | 11:00 PM | previous day |
| 3:00 PM | 2:00 AM | same day |
| 5:00 PM | 4:00 AM | same day |
| 6:00 PM | 5:00 AM | same day |
| 9:00 PM | 8:00 AM | same day |
Why people convert China to CDT time
- Scheduling a call from China to CDT: a 10:00 AM start in China lands at 9:00 PM in CDT the previous day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a -13h gap: China and CDT 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 CDT is 8:00 PM in China.
- Booking travel or deliveries: tracking CDT local time against China keeps pickup windows and arrival estimates honest across the -13h offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM CST" is unambiguous; "3 PM" across a -13h gap is not.
- With a -13h gap there is no shared 9-to-5 window, so alternate the early start: one week China takes the early slot, the next week CDT 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 CDT (Central Daylight Time)
Central Daylight Time (CDT) is observed during summer months in the US and Canadian portions of the Central Time Zone. Clocks are moved forward by one hour, aligning with Eastern Standard Time (EST). Most of Mexico and Central America do not observe CDT, staying on CST year-round.
Best time to call between China and CDT
With a -13h offset there is no overlap inside a normal 9 AM – 5 PM day. CDT opens at 9:00 AM CDT, which is 8:00 PM in China, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
China and CDT have no shared working hours because of the -13h gap. Teams need to alternate early starts or rely on asynchronous handovers.
China is 13 hours behind CDT (CST UTC+08:00 → CDT UTC-05:00). 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
CDT
☀ Currently in DST
Standard: UTC-06:00 · DST: UTC-05:00
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 CDT?
China (CST, UTC+08:00) is 13 hours behind CDT (CDT, UTC-05:00). The gap is currently -13h.
How do I convert China time to CDT time?
Add -13h to China local time. For example, 9:00 AM in China is 8:00 PM in CDT (previous day).
What time is it in CDT right now?
CDT uses CDT at UTC-05:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -13h offset from China.
What is the best time to call CDT from China?
There is no shared working-hours window because of the -13h gap. The closest option is 1:00 PM in China, which is 12:00 AM in CDT.
Which is behind, China or CDT?
China is 13 hours behind CDT. When it is 12:00 PM in China it is 11:00 PM in CDT.
Do China and CDT use different time zones?
China (China) uses CST at UTC+08:00, while CDT uses CDT at UTC-05:00. The IANA identifiers are Asia/Shanghai and America/Chicago.
Does daylight saving time affect the China–CDT difference?
Neither zone observes daylight saving time, so the -13h offset between China and CDT 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 CDT?
Sometimes. The -13h gap is large enough that 8:00 PM or later in China already falls on the in CDT.
What is the time difference between China and CDT?
CDT is -13h from China.
What timezone is China in?
China operates on its local timezone.
What timezone is CDT in?
CDT 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 CDT timezone?
Major cities in the CDT timezone include Chicago, Houston, Dallas, Austin, Winnipeg, Nashville.
What is the UTC offset for CDT?
Central Daylight Time (CDT) is at UTC-05:00. During daylight saving time, it shifts to CST.
What should I know about the CDT timezone?
CDT is the same offset as EST (UTC-05:00), which can cause confusion. CDT runs from the second Sunday in March to the first Sunday in November.
When is it midnight in China, what time is it in CDT?
When it is 12:00 AM (midnight) in China (CST), it is -13h later in CDT (CDT).
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