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DateAlmanac

What is IST in CST (China)?

China Standard Time is 2 hours 30 minutes ahead

India Standard Time is on UTC+5:30 and China Standard Time is on UTC+8:00 right now. That gap holds all year, because neither zone observes daylight saving.

Convert a time

CST — China Standard Time

4:30 pm

CST, Sat

Time in New Delhi
2:00:27 PM
Time in Beijing
4:30:27 PM
Difference
+2:30 h
Next clock change
Neither zone

Daylight saving

India Standard Time

No clock changes

India Standard Time stays on IST all year, so its offset from UTC never moves.

China Standard Time

No clock changes

China Standard Time stays on CST all year, so its offset from UTC never moves.

IST to CST (China) conversion table

Every hour of Saturday, November 7, 2026, converted from India Standard Time to China Standard Time. 2 of the 24 hours fall on a different calendar day in Beijing, which is marked.

12:00 am IST
2:30 am CST
1:00 am IST
3:30 am CST
2:00 am IST
4:30 am CST
3:00 am IST
5:30 am CST
4:00 am IST
6:30 am CST
5:00 am IST
7:30 am CST
6:00 am IST
8:30 am CST
7:00 am IST
9:30 am CST
8:00 am IST
10:30 am CST
9:00 am IST
11:30 am CST
10:00 am IST
12:30 pm CST
11:00 am IST
1:30 pm CST
12:00 pm IST
2:30 pm CST
1:00 pm IST
3:30 pm CST
2:00 pm IST
4:30 pm CST
3:00 pm IST
5:30 pm CST
4:00 pm IST
6:30 pm CST
5:00 pm IST
7:30 pm CST
6:00 pm IST
8:30 pm CST
7:00 pm IST
9:30 pm CST
8:00 pm IST
10:30 pm CST
9:00 pm IST
11:30 pm CST
10:00 pm IST
12:30 am CST+1 day
11:00 pm IST
1:30 am CST+1 day

Scheduling between the two

Working hours overlap from 9:00 am to 4:00 pm IST, which is 11:30 am to 6:30 pm CST. Anything inside that window falls in the normal working day at both ends.

A note on IST: it can also mean Israel Standard Time (UTC+2) and Irish Standard Time (UTC+1). This page means India Standard Time, which is what almost all searches for IST want.

A note on CST (China): it can also mean the abbreviation CST is shared with US Central Time and Cuba Standard Time.

India Standard Time (IST) is used in all of India and Sri Lanka, on a single UTC+5:30 offset with no daylight saving

China Standard Time (CST) is used in the whole of China, which runs on one offset from Kashgar to Shanghai

Other conversions