Tengzhou to Seoul: time difference
Seoul is 1 h ahead of Tengzhou. 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.
Tengzhou 12:35 12:35 PM Seoul 13:35 1:35 PM You –:–
12:35 12:35 PM
China Standard Time · UTC+8
☀️ 06:16 · 🌙 17:41
13:35 1:35 PM
Korean Standard Time · UTC+9
☀️ 06:38 · 🌙 18:00
·
+1 h
Seoul is 1 h ahead of Tengzhou.
When you, Tengzhou 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
🇨🇳 Tengzhou
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 | 🇨🇳 Tengzhou | 🇰🇷 Seoul |
|---|---|---|
| Local time | 12:35 | 13:35 |
| Local date | Tuesday, October 13, 2026 | Tuesday, October 13, 2026 |
| Time zone | China Standard Time | Korean Standard Time |
| UTC offset | UTC+8 | UTC+9 |
| Offset from Tengzhou | — | +1 h |
| IANA zone | Asia/Shanghai | Asia/Seoul |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:16 | 06:38 |
| Sunset | 17:41 | 18:00 |
| Daylight | 11 h 25 min | 11 h 22 min |
| People on this clock | 1,553,200 | 9,509,458 |
Compare Tengzhou with another city
More comparisons with Tengzhou: the time zones next to it and the far side of the clock.
Big time differences
Tengzhou and Seoul: common questions
What is the time difference between Tengzhou and Seoul?
Seoul is 1 hour ahead: it uses UTC+9, while Tengzhou is on UTC+8.
What time is it in Seoul at the start of the working day in Tengzhou?
The working day in Tengzhou starts at 9:00 AM; in Seoul it is 10:00 AM at that moment.
If it is 6:00 PM in Tengzhou, what time is it in Seoul?
At 6:00 PM in Tengzhou, clocks in Seoul show 7:00 PM.
When is a good time to call Seoul from Tengzhou?
Between 9:00 AM and 5:00 PM in Tengzhou – that is 10:00 AM to 6:00 PM in Seoul – both places are within working hours (9:00 AM–6:00 PM).
When is it already the next day in Seoul?
From 11:00 PM in Tengzhou 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 Tengzhou.
Does the time gap between Tengzhou and Seoul change during the year?
No, the clocks change neither in Tengzhou nor in Seoul, so the gap is 1 hour all year round.
