Time in Beijing vs Ulsan
Beijing keeps CST (UTC+8) and Ulsan keeps KST (UTC+9) today. Ulsan is 1 hour ahead of Beijing; the rows below read both clocks live.
The working day, side by side
Hours shaded in both rows are inside working hours in both cities: 10:00–18:00 in Ulsan (09:00–17:00 your time).
| City | 00:00 in Beijing | 01:00 in Beijing | 02:00 in Beijing | 03:00 in Beijing | 04:00 in Beijing | 05:00 in Beijing | 06:00 in Beijing | 07:00 in Beijing | 08:00 in Beijing | 09:00 in Beijing | 10:00 in Beijing | 11:00 in Beijing | 12:00 in Beijing | 13:00 in Beijing | 14:00 in Beijing | 15:00 in Beijing | 16:00 in Beijing | 17:00 in Beijing | 18:00 in Beijing | 19:00 in Beijing | 20:00 in Beijing | 21:00 in Beijing | 22:00 in Beijing | 23:00 in Beijing |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Beijing—— | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
| Ulsan—— | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
- Working hours
- Shoulder
- Night
- Overlap
Do more with Beijing and Ulsan
Best hours to call
09:00 in Beijing
Inside working hours on both sides
10:00 in Ulsan
10:00 in Beijing
Inside working hours on both sides
11:00 in Ulsan
11:00 in Beijing
Inside working hours on both sides
12:00 in Ulsan
12:00 in Beijing
Inside working hours on both sides
13:00 in Ulsan
Where daylight saving pulls them apart
Neither Beijing nor Ulsan changes its clocks, so the gap above holds all year.
Also useful
Common questions
How many hours ahead is Ulsan of Beijing?
Ulsan is 1 hour ahead of Beijing right now. The gap is not fixed: it moves whenever either side changes its clocks.
What is the best time to call between Beijing and Ulsan?
Any hour in 09:00–17:00 Beijing time is inside working hours in both cities.
Do Beijing and Ulsan change clocks on the same date?
Neither city changes its clocks, so the gap between them never moves.