Zaozhuang to Seoul: time difference
Seoul is 1 h ahead of Zaozhuang. 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.
Zaozhuang 04:20 4:20 AM Seoul 05:20 5:20 AM You –:–
04:20 4:20 AM
China Standard Time · UTC+8
☀️ 06:29 · 🌙 17:22
05:20 5:20 AM
Korean Standard Time · UTC+9
☀️ 06:54 · 🌙 17:39
·
+1 h
Seoul is 1 h ahead of Zaozhuang.
When you, Zaozhuang and Seoul are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇨🇳 Zaozhuang
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
🇰🇷 Seoul
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 0 12 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇨🇳 Zaozhuang | 🇰🇷 Seoul |
|---|---|---|
| Local time | 04:20 | 05:20 |
| Local date | Thursday, October 29, 2026 | Thursday, October 29, 2026 |
| Time zone | China Standard Time | Korean Standard Time |
| UTC offset | UTC+8 | UTC+9 |
| Offset from Zaozhuang | — | +1 h |
| IANA zone | Asia/Shanghai | Asia/Seoul |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:29 | 06:54 |
| Sunset | 17:22 | 17:39 |
| Daylight | 10 h 53 min | 10 h 45 min |
| People on this clock | 2,125,000 | 9,509,458 |
Compare Zaozhuang with another city
More comparisons with Zaozhuang: the time zones next to it and the far side of the clock.
Big time differences
Zaozhuang and Seoul: common questions
How far ahead of Zaozhuang is Seoul?
Seoul is 1 hour ahead of Zaozhuang: UTC+9 against UTC+8.
If it is 9:00 AM in Zaozhuang, what time is it in Seoul?
At 9:00 AM in Zaozhuang, clocks in Seoul show 10:00 AM.
If it is 6:00 PM in Zaozhuang, what time is it in Seoul?
At 6:00 PM in Zaozhuang, clocks in Seoul show 7:00 PM.
Is there a time when both Zaozhuang and Seoul are at work?
Yes: from 9:00 AM to 5:00 PM in Zaozhuang (10:00 AM to 6:00 PM in Seoul), the working days (9:00 AM–6:00 PM) overlap.
When is it already the next day in Seoul?
From 11:00 PM in Zaozhuang it is already the next day in Seoul. The other way round, until 1:00 AM in Seoul it is still the previous day in Zaozhuang.
Does the time gap between Zaozhuang and Seoul change during the year?
No, the clocks change neither in Zaozhuang nor in Seoul, so the gap is 1 hour all year round.
