China Unicom SIM Card
Why China Unicom?
- Stable & fast
- No contract
- Supports hotspot/tethering
- Lower pay-as-you-go rate data plans than roaming SIMs
- Fits any unlocked devices using Nano, Micro, and Standard size SIM cards
- Device must be unlocked
- Device must support 4G LTE Band 8
- Data only, No standard voice calls
- Doesn’t work in Hong Kong, Macau, and Taiwan
- Not allowed in Xinjiang, Tibet, Yunnan, and Guangxi province
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GreatWallSIM is dedicated to providing top-notch China SIM card services, with a primary focus on ensuring a seamless experience for travelers. Since our inception, we’ve been committed to enabling tourists to enjoy home-like internet surfing without concerns about data limits. In 2015, we introduced our groundbreaking unlimited data SIM card. Our SIM is highly compatible with a wide range of devices, ensuring hassle-free use in China. Whether you’re in an area covered by 4G or the latest 5G networks, our SIM lets you indulge in high-speed internet surfing throughout your travels in China.
Issued by three local Chinese carriers.
No hidden fees, Pay-As-You-Go.
Fits any unlocked devices, including smartphones, tablets and hotspots using Nano, Micro, and Standard size SIM cards.
Enjoy speedy internet browsing all over China, whether in a 4G or the latest 5G-covered area with our service.