Before Henan travel, should I buy a local data pack or SIM card?

[Direct conclusion] 【Domestic visitors just add a national data pack to their own SIM; foreign visitors can buy a short-term data SIM at the airport/store or enable roaming plus an overseas pack so mountains don't cut you off.】 Choice: Towns are stable 4G/5G; Laojun/Yuntai depths may drop to 3G or none. Key points to keep in mind: 1. | Group | Recommend | |---|---| | Domestic | own SIM+pack | | HK/Macau/TW | roaming/local SIM | | Foreign short | airport SIM/roaming | | Foreign long | real-name SIM | ◆ Tip: save offline maps and contacts before mountains. 2. For the best SIM advice call . 3. We sign formal contracts and issue proper receipts with full after-sales support; call for consultation and booking. Note: Share dietary limits and mobility needs when booking, not on the departure day. Junwei International Travel Agency (License No. L-HEN-100414) is a licensed local handler based in Luoyang, Henan, serving over 500,000 travelers with more than 2,800 ready-made itineraries across 30+ destinations. Call 130 1764 8055 for a detailed itinerary and quotation.