Asia

China eSIM (China Unicom): Setup Guide, FAQ & Troubleshooting

person G-Starlink calendar_today March 24, 2026 schedule 3 min read visibility 668 words
China eSIM (China Unicom): Setup Guide, FAQ & Troubleshooting

Plan Overview

Key details about this plan

Data: 5GB/ 10GB / 20GB High Speed Data; Unlimited 128Kbps Data

Speed: 4G/Lte

Calls & Texts: No Calls and Texts, Data only eSIM

Phone Number: No

Coverage: China, Hong Kong, Macao

Compatibility: Unlocked eSIM compatible devices

Hotspot/Tethering: Yes

Network: China Unicom Mobile Network in China mainland, Three HK Network in Hong Kong and CTM Network in Macau

Recharges: No

ID Requirement: None

Delivery: Via email (please allow up to 24 hours)

Validity: Starts on first network connection

When to install: Anytime before your intended travel date

Activation: Scan QR code from email

What else is included

Calls to and from Australia not included. We recommend you using Apps like WhatsApp,Skype.

Allows access to Google, WhatsApp, Facebook, Instagram, etc. while travelling in China.

7/10/15/30 days service options from activation date

For more data plan options, please contact our customer service.


Frequently Asked Questions

Everything you need to know

This SIM is data-only and therefore does not come with a phone number!

You should wait until you land in your destination country before activating your eSIM - it will need to connect to a local network!

Your plan will only start when you land at your destination and connect to a network!

Absolutely! If your phone is dual SIM compatible, you can use your eSIM and a physical SIM at the same time. This means you can use one for data and one for calls.

You can check your balance by looking at your phone settings under data usage.

As described on the website, the eSIM is non-rechargeable. The only way around this is to buy multiple eSIMs and swap them out as you go!

Yep, you can hotspot/tether from your phone.

If you bought your device outright, it's most likely unlocked!

Troubleshooting

Quick fixes for common issues

Source : G-Starlink

My data isn't working...-

Check that you have Data Roaming & Mobile Data turned on in your Settings.

Make sure that you have changed your APN settings to match the following:

Name: 3gnet

APN: 3gnet

User name: [leave this section blank]

Password: [leave this section blank]

For Android devices

Name: 3gnet

APN: 3gnet

Proxy: [leave this section blank]

Port: [leave this section blank]

User name: [leave this section blank]

Password: [leave this section blank]

MCC: 234

MNC: 10

Authentication type: PAP

APN Protocal: IPV4

APN Roaming Protocal: IPV4-

Restart your phone

If you've been using your eSIM but suddenly your data has stopped workingSometimes the SIM can stop working. When this happens:

Turn on Airplane Mode for 1 minute

Turn off Airplane Mode - this should reboot the connection!

If your phone says it's connected to LTE or 4G but the data isn't working, try to manually turn off LTE/4G to connect to 4G/3G.

iPhoneSettings > Mobile > Mobile data options > Disable LTE > Restart
AndroidSettings > Connections > Mobile Networks > Network Mode > Switch to 3G/2G > Restart

I've tried everything and it's still not workingThese guides are based on our most frequently asked questions. If you can't find what you're looking for, feel free to reach out to us and we'll try our best to provide assistance. You can reach us at hello@globalstarlink.com.au 📩

Before contacting us, please have the following information ready:

Which eSIM have you bought?

Where are you located?

When did you activate and what happened when you activated it?

What troubleshooting steps have you tried?

Please send through a screenshot of your Mobile Network settings and your APN settings with the WiFi turned off and your mobile data turned on so we can see what's going on.

Any other details that might help us, help you!


person
G-Starlink
GStarlink Team

Helping travellers stay connected worldwide with eSIM technology. Follow our blog for the latest tips, guides, and connectivity news.

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