Shanghai is 12 hours ahead of Toronto.
Time difference
Toronto is 12 to 13 hours behind Shanghai, depending on daylight saving time. The gap changes by an hour when Toronto shifts its clocks for daylight saving time; Shanghai stays on the same offset year-round.
Working hours
A standard 9-to-6 workday in Shanghai does not overlap with Toronto. The least disruptive time to connect is around 09:00 in Shanghai, which is 21:00 in Toronto.
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