China Travel GuideÉdition française
Phone Setup Helper
Compare roaming, eSIM and local SIM options, including data, tethering and account-recovery needs.
À vérifier avant d’agir
Check the current screen, the conditions that may change and the fallback before making a critical decision.
Choose by the service you need
Compare home-number roaming, a travel eSIM and a mainland SIM by data, calls, SMS, tethering, device compatibility and access to account-recovery codes.
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Continue with every step, decision point and fallback.
You can judge the problem and see the real chapter plan for free. Full access opens the complete operating sequence, failure diagnosis and recovery order.
- Choose by the service you need
- Keep two independent paths when possible
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