The best time to call Kolkata from Hangzhou is 11.5 AM–5 PM your time (Hangzhou). Kolkata, India is 3 hours behind Hangzhou, China. You have 5.5 hours of business hours overlap for scheduling calls.
Call between 11.5 AM–5 PM Hangzhou time. This is 9 AM–2.5 PM in Kolkata.
Hangzhou and Kolkata share 5.5 hours of overlapping business hours (9 AM – 5 PM local time).
The best time to call Kolkata from Hangzhou is 11.5 AM–5 PM Hangzhou time. This gives you 5.5 hours of business hours overlap.
Kolkata is 3 hours behind Hangzhou.
Avoid calling before 9.5 AM your time (they haven't started their day).
Yes, Hangzhou and Kolkata have approximately 5.5 hours of overlapping business hours per day.
You have 5.5 hours of overlap. Call during 11.5 AM–5 PM your time for the best results.
Both in business hours Both awake One outside comfort zone Sleeping hours
Hangzhou: 11.5 AM–5 PM GMT+8
Kolkata: 9 AM–2.5 PM GMT+5:30
| Hangzhou (GMT+8) | Kolkata (GMT+5:30) | Status |
|---|---|---|
| 7 AM | 4 AM | 🔴 They're sleeping |
| 8 AM | 5 AM | 🔴 They're sleeping |
| 9 AM | 6 AM | 🔴 They're sleeping |
| 10 AM | 7 AM | 🟡 They're awake |
| 11 AM | 8 AM | 🟡 They're awake |
| 12 PM | 9 AM | ✅ Both in office |
| 1 PM | 10 AM | ✅ Both in office |
| 2 PM | 11 AM | ✅ Both in office |
| 3 PM | 12 PM | ✅ Both in office |
| 4 PM | 1 PM | ✅ Both in office |
| 5 PM | 2 PM | 🟡 They're awake |
| 6 PM | 3 PM | 🟡 They're awake |
| 7 PM | 4 PM | 🟡 They're awake |
| 8 PM | 5 PM | 🟡 They're awake |
| 9 PM | 6 PM | 🟡 They're awake |