China Unicom [Vietnam] 5-Day Data SIM (2GB High-Speed Daily, Unlimited Thereafter)

- Coverage area: Vietnam 4G/5G
- Validity period: Valid for 5 days from the day of activation.
- Must enable "Data Roaming" in phone settings.
- This card provides mobile data services only and does not include voice call minutes.
- Fair Usage Policy: When the daily data usage reaches the 2GB "Fair Usage Data Limit," customers can still use mobile data services, but the data transmission speed will be slowed down and restricted (up to 512kbps), and it cannot be used for tethering or peer-to-peer transmission.

- Mobile hotspot tethering is not supported; data sharing is not possible.
- Supports services such as Facebook, WeChat, WhatsApp, and Google. -
Supports WhatsApp calls and WeChat calls. - This card cannot be topped up.
- This card does not require real-name registration.