Best overlap: 8:00 AM to 12:00 PM in Cape Town is 2:00 PM to 6:00 PM in Shenzhen.
If you set up a recurring sync, 8:00 AM to 12:00 PM in Cape Town (2:00 PM to 6:00 PM in Shenzhen) is the natural home for it. Shenzhen is 6 hours ahead of Cape Town, leaving about 4 hours of daily overlap — enough for most meetings if you don't leave them too late in the day.
24/7 support sounds great until a P1 ticket falls into the gap between Manila signing off and Dublin signing on. Here is how to design a follow-the-sun support model that actually catches tickets at the boundary. -