YouChina

How to get online in China

eSIM, local SIM, or roaming — matched to your trip.

Last updated September 2026 · Verified sources

Find my setup
Quick answers

Who needs which setup

Most travelersTravel eSIM, installed before departure SimplestUnlocked eSIM phone · no +86 needed
Need a +86 numberLocal physical SIMFor Alipay / WeChat SMS verification codes
Need bothDual SIM: eSIM + local SIM Most completeForeign-app data plus mainland SMS
Compare

The four ways to get online

Only fields we can verify are compared. Roaming pricing belongs to your home carrier — we quote no numbers we can’t check. Public Wi-Fi is a backup connection, not a full setup.

Swipe sideways to compare all four →

Travel eSIMLocal physical SIMRoamingDual SIM
Google / WhatsApp✓ UsuallyHK/overseas routing — provider-dependent✗ Often blockedVPN usually needed✓ UsuallyHome-carrier routing✓ Via eSIM line
+86 number✗ Data only✓ YesPassport real-name registration✗ Home number✓ Via local SIM
Arrange before flying✓ RequiredInstall on home Wi-Fi△ Or at airport✓ Ask your carrierUsually needs enabling first△ eSIM first, SIM after
Laptop hotspot△ Per planCheck tethering terms✓ Generally△ Per carrier✓ Best coverage
CostFrom ~US$4 / 1 GBVerified 2026-08Counter rates varyConfirm before buyingDepends on your home carrierOften priciest per GBBoth parts
Shortcuts

By scenario

017-day tourist → travel eSIM only

Maps, translation, messaging — no Chinese phone number needed. Home SIM stays on for incoming SMS. A VPN is a separate tool, used only if a site still will not open.

02Alipay / WeChat heavy → dual SIM

eSIM for foreign apps + local SIM for +86 verification codes. Mainland apps usually feel faster on the local SIM; that is the trade for losing overseas routing.

03Business with laptop → eSIM, verify hotspot

Tethering is per-plan; unlimited plans often cap it.

04Locked / older phone → local physical SIM

Airport counter or carrier store, passport in hand. Foreign apps on this SIM usually need a VPN installed before you fly.

Set up

Make it work

  1. Confirm support

    Settings → Cellular shows “Add eSIM”, and the phone is carrier-unlocked.

  2. Buy on home Wi-Fi

    Save the QR code and order number offline — not only in a cloud app.

  3. Install before boarding

    Provider sites and apps can be unreachable from mainland China. Complete any required activation step before you fly; you can keep the eSIM’s data line off until landing.

  4. Land & switch on

    Turn on the eSIM data line and its data roaming; turn your home SIM’s roaming off.

  5. No signal? Pick the network manually

    Settings → Network Selection → choose China Mobile, China Unicom, or China Telecom.

Don’t buy on a “no-VPN” promise alone. Routing can change — pack a spare path (a VPN you install before the flight, or another eSIM), and save the provider’s support email offline: from inside China, email is the channel that reliably works.
If it fails after landing — the four fixes
  • No signal: turn data roaming on for the eSIM, then manually try China Mobile, China Unicom, or China Telecom.
  • Apps still blocked: switch to the backup you installed at home — a VPN set up before departure or a second eSIM. Don’t debug on the street; eSIM vs VPN for China.
  • Hotspot missing: tethering is allowed per plan, not per provider; unlimited plans cap it most often.
  • Activation stuck: use hotel or airport Wi-Fi and email support with your order number and a screenshot — provider apps often can’t load exactly when you need them.
Best eSIM for China →

FAQ

The hard questions

They do different jobs: an eSIM, local SIM, or roaming is the data path, and a VPN only decides whether a site on that path will open.

Use a travel eSIM alone when overseas routing covers the foreign apps you need; add a VPN on a local SIM, on hotel Wi-Fi, or when that routing is not enough. The cards below this FAQ send you onward — they are not the same product.

Yes — you can get online with no Chinese phone number.

Skip the local SIM when you only need maps and chat; add a mainland physical SIM (dual SIM with a travel eSIM) only when a service will SMS +86. The next step, if that method is travel eSIM, is the plan card under the method table.

Blocked and slow are not the same failure.

Foreign apps fail on a mainland-routed SIM without a VPN; mainland apps often feel slow on a travel eSIM because traffic leaves the country first. Pick the method for the apps you actually live in, then use the cards below.

Most short trips on an unlocked eSIM phone use a travel eSIM installed before you fly.

A local physical SIM is only for a +86 number (Alipay / WeChat SMS). Roaming is the home-carrier option, often the most expensive per GB; dual SIM is for people who need both foreign-app data and mainland SMS.

Use hotel or airport Wi-Fi and email the provider’s support with your order number — apps and websites may not load from inside mainland China, but email usually does. If you have no eSIM yet, the realistic route is a local physical SIM: airport counter or carrier store, passport in hand.

Only a local physical SIM. Travel data eSIMs are data-only — they cannot receive the mainland SMS verification codes that Alipay or WeChat sign-up sends.

Yes — most modern phones support dual SIM. The standard setup for travelers who need both: an overseas eSIM for foreign-app data plus a local physical SIM for the +86 number.

Product-dependent — some carrier plans must be pre-activated outside mainland China before first use. Consumer travel eSIMs should always be installed before departure, since the provider’s site or app may be unreachable from inside China.

Next

Continue your China prep

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Sources & how this page is verified
  • Install and activation steps are verified against provider official documentation; the review date is shown under the title.
  • Roaming pricing belongs to your home carrier — we quote no numbers we can’t verify.
  • Dates come from the page-update manifest, not typed by hand.

Sources

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