Seoul to Zhongshan: time difference
Zhongshan 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 18:34 6:34 PM Zhongshan 17:34 5:34 PM You –:–
18:34 6:34 PM
Korean Standard Time · UTC+9
☀️ 06:40 · 🌙 17:57
17:34 5:34 PM
China Standard Time · UTC+8
☀️ 06:23 · 🌙 18:03
·
−1 h
Zhongshan is 1 h behind Seoul.
When you, Seoul and Zhongshan 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
🇨🇳 Zhongshan
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 | 🇨🇳 Zhongshan |
|---|---|---|
| Local time | 18:34 | 17:34 |
| 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 | 06:23 |
| Sunset | 17:57 | 18:03 |
| Daylight | 11 h 17 min | 11 h 39 min |
| People on this clock | 9,509,458 | 3,209,600 |
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 Zhongshan: common questions
How many hours behind Seoul is Zhongshan?
The clocks in Zhongshan are 1 hour behind those in Seoul (UTC+8 and UTC+9).
If it is 9:00 AM in Seoul, what time is it in Zhongshan?
At 9:00 AM in Seoul, clocks in Zhongshan show 8:00 AM.
If it is 6:00 PM in Seoul, what time is it in Zhongshan?
At 6:00 PM in Seoul, clocks in Zhongshan show 5:00 PM.
When is a good time to call Zhongshan from Seoul?
Between 10:00 AM and 6:00 PM in Seoul – that is 9:00 AM to 5:00 PM in Zhongshan – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Zhongshan compared with Seoul?
The new day starts in Zhongshan later: until 1:00 AM in Seoul, it is still the previous day there. From 11:00 PM in Zhongshan, Seoul is already on the next day.
Does the time gap between Seoul and Zhongshan change during the year?
No, the clocks change neither in Seoul nor in Zhongshan, so the gap is 1 hour all year round.
