Seoul to Changzhou: time difference
Changzhou is 1 h behind Seoul. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Seoul 14:48 2:48 PM Changzhou 13:48 1:48 PM You –:–
14:48 2:48 PM
Korean Standard Time · UTC+9
☀️ 06:40 · 🌙 17:57
13:48 1:48 PM
China Standard Time · UTC+8
☀️ 06:04 · 🌙 17:30
·
−1 h
Changzhou is 1 h behind Seoul.
When you, Seoul and Changzhou are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇰🇷 Seoul
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇨🇳 Changzhou
23 11 PM 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇰🇷 Seoul | 🇨🇳 Changzhou |
|---|---|---|
| Local time | 14:48 | 13:48 |
| Local date | Thursday, October 15, 2026 | Thursday, October 15, 2026 |
| Time zone | Korean Standard Time | China Standard Time |
| UTC offset | UTC+9 | UTC+8 |
| Offset from Seoul | — | −1 h |
| IANA zone | Asia/Seoul | Asia/Shanghai |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:40 | 06:04 |
| Sunset | 17:57 | 17:30 |
| Daylight | 11 h 17 min | 11 h 26 min |
| People on this clock | 9,509,458 | 5,278,121 |
Compare Seoul with another city
More comparisons with Seoul: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Seoul and Changzhou: common questions
How far behind Seoul is Changzhou?
Changzhou is 1 hour behind Seoul: UTC+8 against UTC+9.
What time is it in Changzhou at the start of the working day in Seoul?
The working day in Seoul starts at 9:00 AM; in Changzhou it is 8:00 AM at that moment.
What time is it in Changzhou when it is 6:00 PM in Seoul?
When it is 6:00 PM in Seoul, it is 5:00 PM in Changzhou.
Is there a time when both Seoul and Changzhou are at work?
Yes: from 10:00 AM to 6:00 PM in Seoul (9:00 AM to 5:00 PM in Changzhou), the working days (9:00 AM–6:00 PM) overlap.
Until what time in Seoul is it still yesterday in Changzhou?
Before 1:00 AM in Seoul, the date in Changzhou has not changed yet. From 11:00 PM in Changzhou, it is already the next day in Seoul.
Is the time difference between Seoul and Changzhou the same all year?
Yes. Neither Seoul nor Changzhou switches to summer time, so the gap is always 1 hour.
