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Beijing is +2h 30m ahead of Kolkata
Quick converter
FROM
Kolkata
India
UTC+05:30
TO
Beijing
China
UTC+08:00
Date-aware conversion
Result
Mon, Jun 22, 2026 16:57
Kolkata: Monday, June 22, 2026 2:27 PM GMT+5:30 to Beijing: Monday, June 22, 2026 4:57 PM GMT+8.
Beijing is 2h 30m ahead of Kolkata on this date
Every hour in Kolkata and the corresponding time in Beijing. Green rows indicate business hours in Beijing.
Time zones
Kolkata uses Asia/Kolkata (GMT+5:30) and Beijing uses Asia/Shanghai (GMT+8). Neither city observes daylight saving time in this dataset.
Best use
Use the green rows to spot normal working hours in Beijing. For teams across more cities, open the meeting planner and compare up to five locations.
Plan a meetingMeeting guidance
The easiest overlap starts around 9:00 AM and runs through 3:00 PM in the source city, while the destination city is also inside normal working hours. For important calls, check the meeting date because the offset can change when either location enters or leaves daylight saving time.
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City context
Kolkata is located in India (Asia). It uses the Asia/Kolkata timezone with a standard offset of UTC+05:30. It does not observe Daylight Saving Time. See the full Kolkata time page for live clock and planning details.
Beijing is located in China (Asia). It uses the Asia/Shanghai timezone with a standard offset of UTC+08:00. It does not observe Daylight Saving Time. See the full Beijing time page for live clock and planning details.
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