| Data Usage Specifications | 5GB |
| Transmission Specifications | 4G |
| Signal Coverage Area | Macau, Singapore, Thailand, Malaysia, Laos, Indonesia, Philippines, Cambodia, Vietnam, Sri Lanka |
| Mobile Carrier | Depending on the region |
| Supported Sizes | eSIM |
| Hotspot Sharing | Unavailable |
| Supported Frequencies(4G) | B1(2100 MHz), B3(1800 MHz), B8(900 MHz) |
| Top-Up Availability | Top-up unavailable |
| Not Supported | SIM-locked device, Mobile hotspot, Carrier-customized device |
| Reminders | ・Day calculation method: Natural day system (If the user purchases a 5-day Internet plan and installs and activates it at 10:00 am on September 1, this plan will end at 23:59 on September 5, China Standard Time (UTC+8)) ・If the location or mobile phone does not support 4G, it will automatically switch to 3G signal. The actual network speed will be based on the local signal. ・Dial *118*50# to check remaining data ・This product does not support the use of TikTok. |
| Network Type | Roaming |
| Mobile Virtual Network Operator (MVNO) | 中國聯通 |
Please print the QR code on your voucher before departure, or prepare another device that can display the QR code on your voucher to facilitate the installation of the eSIM
After purchase, you will receive an email from China Unicom Hong Kong containing the eSIM QR Code within the second working day (Monday to Friday, excluding Saturdays, Sundays and public holidays) at the earliest. Scan the QR Code according to the instructions in the email to use the eSIM. If you do not receive the email, please check your spam folder first.
The first day of your Internet access is counted as the first day of your Internet access. It is recommended that you scan the QR code and install the service before departure or after arriving at your destination to avoid premature activation, which may affect your rights and interests.
This eSIM must be activated within 365 days of issuance. It is recommended to activate it as soon as possible after arriving at your destination to ensure your rights and interests.
eSIM only supports one-time scan code installation. Please do not delete the eSIM arbitrarily after successful installation.
【China Unicom Customer Service Information】WhatsApp: +852 6361 0010 / Hong Kong phone +852 2122 1188 / Customer Service Email: hk-cs@cuniq.com (09:00–21:00 daily)
Activation of the China Unicom Southeast Asia eSIM is straightforward. Once purchased, you will receive a QR code via email. Simply scan this QR code with your device's camera to install the eSIM profile. It is recommended to have a stable Wi-Fi connection during the initial setup to ensure a smooth and successful installation process.
The China Unicom Southeast Asia eSIM supports a wide range of eSIM-compatible smartphones and tablets. This includes newer iPhone models (iPhone XR and later), Google Pixel phones (Pixel 3 and later), and select Samsung Galaxy devices. Always verify your specific device's eSIM compatibility before purchasing to ensure seamless connectivity during your travels.
The China Unicom Southeast Asia eSIM offers 4G high-speed internet access across numerous countries in the region, including the Philippines, Cambodia, and Sri Lanka. It relies on carefully selected local operators to ensure a stable signal throughout these destinations. For a comprehensive list of all covered countries, please refer to the detailed product information.
As an official product from China Unicom, this eSIM guarantees high connection quality and stability. It leverages carefully chosen local operators to deliver consistent 4G high-speed internet access across Southeast Asia. This commitment ensures a dependable and smooth online experience for all your travel communication and navigation needs.
No, the China Unicom Southeast Asia eSIM is a digital solution that eliminates the need for a physical SIM card or a card pin. It installs directly onto your device's internal memory. This means you avoid the hassle of swapping cards, searching for a card pin, or worrying about misplacing a physical SIM while traveling.
The China Unicom Southeast Asia eSIM offers superior convenience by removing the logistics associated with physical SIMs. You avoid waiting for mail delivery or searching for pick-up points. It also allows you to retain your original phone number for calls while enjoying data connectivity, ensuring efficiency for business trips and peace of mind for leisure travel.
As an official China Unicom product, comprehensive after-sales customer service is provided for the eSIM. Should you encounter any issues during activation, setup, or while using the service, dedicated support channels are available to assist you promptly. This ensures that any connectivity concerns can be addressed efficiently throughout your trip.
You can easily purchase the China Unicom Southeast Asia eSIM through KKday. The purchasing process is quick and after your order is confirmed, you will receive the eSIM's activation QR code directly via email. This method provides the benefit of immediate digital delivery, bypassing any physical shipping requirements and allowing for a hassle-free start to your connectivity abroad.