Reykjavik is 8 hours behind Shenzhen
Best overlap: 4:00 PM to 6:00 PM in Shenzhen is 8:00 AM to 10:00 AM in Reykjavik.
Book within 4:00 PM to 6:00 PM Shenzhen time (8:00 AM to 10:00 AM in Reykjavik) and both teams will be at work. Reykjavik is 8 hours behind Shenzhen. That's only 2 hours of overlap, so pair live calls with async follow-ups to make the most of it.