Local network plans
City plans
Multi-country plans
Description
Vietnam – China eSIM
Total Data Allowance – Seamless Cross-Border Connectivity
Experience uninterrupted 5G/4G data across Vietnam and China with our Vietnam – China eSIM – from the bustling streets of Hanoi and Ho Chi Minh City to the vibrant cities of Beijing, Shanghai, and Guangzhou. Your eSIM is delivered instantly via email and ready to activate in minutes. No physical SIM, no hassle.
Powered by top networks in both countries: Vietnam (Viettel, Vinaphone-VNPT), China (China Unicom)
- Total data packages from 5GB to 20GB – use at your own pace.
- No daily limits – use your data whenever you need it.
- Seamless connectivity as you cross borders.
- Perfect for business trips, multi-city tours, or cross-border travel.
What you can expect
Multi-country data access
Enjoy seamless connectivity as you travel between Vietnam and China – no SIM swap.
Instant activation
Get your mobile data working in just a few minutes, ready for both countries.
Keep number
Continue using your current number while enjoying our eSIM data.
Zero roaming fees
Everything paid upfront, zero hidden fees or international roaming costs.
Travel Across Vietnam & China with instant, reliable eSIM connectivity
Ready to explore two incredible countries without connectivity worries?
The Vietnam – China eSIM is your best companion. Forget hunting for local SIM cards at every airport – travel seamlessly between Vietnam and China like a pro!
Whether you need to video call clients in Shenzhen, navigate to the Imperial Citadel in Hue, or upload travel photos from the Bund in Shanghai – your data works flexibly across both countries without daily limits.
How it works
Your cross-border connectivity awaits – prepare for an unforgettable Vietnam-China experience!
Step 1
Choose your plan
Browse our travel data plans, pick the perfect option and place an order.
Step 2
Scan QR code
Receive the QR code and user guide via email (instantly). Simply scan to activate.
Step 3
You’re all set!
Enjoy seamless access through fast and reliable networks in both Vietnam and China.
Things to know
Data service
Your eSIM Vietnam – China provides a total data allowance that works across both countries with automatic network switching. Use your data at your own pace – there are no daily limits or restrictions.
Check compatibility
Verify your phone supports eSIM and is unlocked. Check our eSIM compatibility list before purchasing.
Activation time
Your plan activates immediately after installation, so install it just before departure or upon arrival in Vietnam/China. The validity period starts when you first connect to a network.
30-day activation
Activate your data plan within 30 days of purchase. Your total data allowance is available throughout this entire period. No cancellations, refunds, or changes after activation.
One-time scan
Each QR code works only once – never delete your eSIM during use. Contact [email protected] or +1 657-571-1199 if you need help.
Frequently asked questions
If you still have questions about this service? We are here to help
Do I need a passport to buy the Vietnam - China eSIM?
It is not necessary to show your passport when buying eSIMs at vietnamesim.com.
When does my Vietnam - China eSIM start?
Our Vietnam-China eSIM plan starts as soon as you install it and connect to a network in either Vietnam or China. We recommend installing it right before your departure, so you’re connected immediately after landing.
Once activated, the validity countdown (e.g., 3, 5, 7, 10, 15, or 30 days) begins, and your total data allowance becomes available. The plan works seamlessly as you travel between both countries.
When should I install my eSIM?
Install the evening before departure or on arrival at the airport (Hanoi, Ho Chi Minh, Beijing, Shanghai, Guangzhou) using free airport Wi-Fi.
Does the eSIM work in both Vietnam and China equally?
Yes, absolutely. Your total data allowance works in both countries without any restrictions. Cross borders freely without worrying about connectivity or separate data pools.
How does the total data allowance work?
You receive a fixed amount of data (e.g., 5GB, 10GB, or 20GB) to use throughout your validity period. There are no daily limits – you can use 2GB today, 1GB tomorrow, or save it all for video calls later. It’s completely flexible based on your needs.
How to activate eSIM Vietnam - China?
Install the eSIM with the QR code sent to your email. In the mobile settings, select it as the default mobile data, turn on data roaming and mobile data. Then, your eSIM will work. Read more in our eSIM installation guide.
Can I share data or tether with the eSIM via Hotspot?
Yes, Vietnam -China eSIM plans include hotspot feature for sharing data with other devices.
How will I receive my eSIM Vietnam - China?
After you place your order, we will send an email with your eSIM information, including QR code, confirmation code and activation guide within 3-10 minutes. Just scan the QR code and follow the user guide.
Can I reinstall my eSIM if I delete it?
Our Vietnam-China eSIM is a one-time-use eSIM. After being activated, it will be ready for you to use until the expired date or when total data runs out. If you remove eSIM from your phone, you will not be able to use it once again.
What if I need technical support during my Vietnam-China trip?
We provide 24/7 customer support via WhatsApp (+1 657-571-1199) and email to promptly resolve any connectivity issues during your Hue City adventure.
Can I make phone calls with my eSIM Vietnam-China?
These plans are data-only. You can use data-based calling apps like WhatsApp, Skype, WeChat, or Zalo for voice calls.
Will the eSIM work in China despite VPN restrictions?
Yes, the Vietnam – China eSIM includes VPN pass so you can access popular blocked websites and apps in China like Google, YouTube, Instagram,… using it.
Is there a difference in data speed between Vietnam and China?
Both countries offer high-speed 5G/4G connectivity. Actual speeds depend on network coverage in your specific location and network congestion.
Can I keep my physical SIM active?
Yes. Set your primary SIM for calls/SMS, and the eSIM for mobile data only.