For Shanghai, an eSIM from providers like SouthESIM offers excellent connectivity on major networks like China Mobile or China Unicom. A 5GB to 10GB plan is usually sufficient for a 7-10 day trip, covering maps, messaging, and light browsing while exploring areas like The Bund or French Concession. Look for plans with 5G/4G speeds.
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What's the best eSIM for Shanghai and how much data do I need?
Updated May 30, 2026
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