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AUTO follows the operating system. Working hours drive the green banding on every grid. All four persist on this device only.

Time in Chittagong vs Guangzhou

Chittagong keeps UTC+6 (UTC+6) and Guangzhou keeps CST (UTC+8) today. Guangzhou is 2 hours ahead of Chittagong; 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: 11:00–18:00 in Guangzhou (09:00–16:00 your time).

Chittagong and Guangzhou hour by hour, with the working-hour overlap shaded
City00:00 in Chittagong01:00 in Chittagong02:00 in Chittagong03:00 in Chittagong04:00 in Chittagong05:00 in Chittagong06:00 in Chittagong07:00 in Chittagong08:00 in Chittagong09:00 in Chittagong10:00 in Chittagong11:00 in Chittagong12:00 in Chittagong13:00 in Chittagong14:00 in Chittagong15:00 in Chittagong16:00 in Chittagong17:00 in Chittagong18:00 in Chittagong19:00 in Chittagong20:00 in Chittagong21:00 in Chittagong22:00 in Chittagong23:00 in Chittagong
Chittagong——000102030405060708091011121314151617181920212223
Guangzhou——000102030405060708091011121314151617181920212223
  • Working hours
  • Shoulder
  • Night
  • Overlap

Do more with Chittagong and Guangzhou

Open in the PlannerAdd more cities, find a meeting time that works for everyone, then share it as a link.Open in Watch ViewKeep Chittagong, Guangzhou and other cities on screen as live clocks, under an animated sky and sun.

Best hours to call

09:00 in Chittagong
Inside working hours on both sides
11:00 in Guangzhou
10:00 in Chittagong
Inside working hours on both sides
12:00 in Guangzhou
11:00 in Chittagong
Inside working hours on both sides
13:00 in Guangzhou
12:00 in Chittagong
Inside working hours on both sides
14:00 in Guangzhou

Where daylight saving pulls them apart

Neither Chittagong nor Guangzhou changes its clocks, so the gap above holds all year.

Also useful

Common questions

How many hours ahead is Guangzhou of Chittagong?

Guangzhou is 2 hours ahead of Chittagong right now. The gap is not fixed: it moves whenever either side changes its clocks.

What is the best time to call between Chittagong and Guangzhou?

Any hour in 09:00–16:00 Chittagong time is inside working hours in both cities.

Do Chittagong and Guangzhou change clocks on the same date?

Neither city changes its clocks, so the gap between them never moves.