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Home/Guides & Pages/China Unlimited eSIM: 1 GB Daily + Endless Slow Data

China Unlimited eSIM: Daily Data with No Cut-Off

Pushing a 500 MB cloud backup from a café in Chengdu while your memory card fills up again—that is where capped data plans fail you. <a href='#featured-products-link'>eSIMno</a> China Unlimited gives you 1 GB of high-speed data every day, and when that runs out the connection slows to 128 Kbps instead of dying. You stay online for maps and messages even after a heavy upload session.

Quick Facts

Plan Type
Unlimited data (fair use)
Coverage
China
Validity
1, 3, 5 or 7 days
Daily High-Speed Quota
1 GB, then 128 Kbps
Networks
China Telecom
Activation
Scan QR and enable data roaming
Top-up
Not available
Phone Number
None — data only

How to Get Your eSIM

  1. Purchase & receive
    Complete checkout and your eSIM QR code arrives by email within minutes. No physical SIM card ships.
  2. Scan the QR code
    Open your device settings, add a cellular plan, and scan the code. Do this before you travel—installation needs an internet connection.
  3. Land and enable
    When you arrive in China, switch your data line to the new eSIM and turn on data roaming. The plan activates on first network connection.
  4. Monitor your daily quota
    After using 1 GB in a calendar day, speed drops to 128 Kbps. The allowance resets at midnight UTC+8.

How the Unlimited Plan Works

Every calendar day you receive 1 GB of high-speed data on the China Telecom network. Use it for cloud uploads, video calls, social media posts—whatever your workflow demands. When that gigabyte is spent, the connection does not stop. Instead, speed falls to 128 Kbps for the remainder of the day.

At 128 Kbps you can still load maps, send text messages, receive emails and check schedules. Video streaming and VoIP calls will not work at this speed; that is intentional, and knowing it upfront saves frustration. The quota resets at midnight UTC+8—that is a fixed moment in UTC, not midnight where you are, so check your phone's UTC offset if you plan around it.

This is a data-only eSIM. There is no phone number, no voice minutes, no SMS capability. If you need to make calls, use an internet-based app while you still have high-speed data available.

Stay Connected After the Quota

Traveller navigating Shanghai streets at dusk using phone map after daily data quota
128 Kbps keeps maps and messaging alive even after your high-speed gigabyte is gone.

Is This Plan Right for You?

Choose China Unlimited when: your daily data use spikes and dips unpredictably. Photographers uploading batches of RAW files in the morning can burn through 1 GB fast, then coast on throttled data for navigation and messaging the rest of the day. Business travellers who need a reliable fallback for email and maps—even after a video call eats the quota—will appreciate the no-cut-off safety net. Short trips of a week or less fit the available validity windows perfectly.

Consider the standard data plans instead when: you need consistently high speeds throughout the day, or your trip exceeds seven days. The longest Unlimited bundle is 7 days, and the line cannot be refilled. If you are streaming video regularly, joining long conference calls, or staying in China for two weeks, the regular eSIM catalogue on our China offers larger fixed data pools and longer validity without daily resets.

Traveler Tips

  • Queue large uploads for the start of your data day—once speed drops to 128 Kbps, big transfers stall.
  • Download offline maps before arrival; they load instantly and save quota for uploads that actually need the cloud.
  • 128 Kbps handles WeChat text and voice messages comfortably, so keep the app installed for local contacts.
  • Carry a power bank—running a hotspot and uploading files drains batteries faster than casual browsing.
  • Set your phone clock to display UTC+8 so you can see exactly when the daily quota will reset.
  • If your trip is longer than 7 days, purchase a second eSIM before you leave or switch to a standard data plan with longer validity.

Use Google, WhatsApp, and Instagram in China — without a VPN

eSIMno
Local SIM / Operator
Roaming
Setup timeFew minutesAfter you land, and only on an unlocked phoneAuto
No local ID neededNo China address neededPassport, a China address and paperworkUse home account
Speed4G/LTE on all three Chinese networks; 5G in some areasCarrier-gradePartner-dependent
Travel supportEnglish support 24/7Chinese onlyHome carrier hours
Keep home numberDual SIMReplaces itSame number
Cost predictabilityFixed priceShort validity; extra fees if you do not renewBill-shock risk

Frequently Asked Questions (FAQs)

Your connection continues at 128 Kbps instead of cutting off. That reduced speed is enough for maps, messaging and email, but it will not support video streaming or voice-over-IP calls. The full 1 GB allowance returns at midnight UTC+8.
No. The China Unlimited eSIM cannot be refilled or extended. When the validity period ends, the line closes and you would need to purchase a new eSIM to stay connected.
No. At 128 Kbps you can send text messages, load maps and check email, but video calls and streaming video will not work reliably. Plan any video sessions while you still have high-speed data available.
No. This is a data-only plan. There is no phone number, no voice minutes and no SMS capability. Use internet-based apps like WeChat or WhatsApp for calls and messages.
The 1 GB quota resets at midnight UTC+8. That is a fixed moment in UTC, not midnight where you are, so check your phone's UTC offset if you plan around it.
The longest Unlimited plan available is 7 days. For longer stays, consider the standard China data plans which offer extended validity and larger data pools without daily resets.