The ultimate What-if guide for hotels, flights, transfers, high-speed trains, and eSIMs.
Hotels: Must select "Foreign Guest Friendly". High-star & Tier-1/2 city B&Bs only.
eSIM: MUST choose International Roaming. Check EID before buying.
Transfers: Choose by luggage, not seats. Flat rate & 60-min free wait.
Trains: Verify passport first. Always use the Manual Gate.