To get a mainland China phone number as a foreigner, you must visit a major carrier’s physical branch with your original passport, as online registration for long-term plans is generally not available to non-citizens. Having a local number is the cornerstone of life in China; without it, you cannot register for essential services like 支付宝 (Alipay), 微信 (WeChat), or food delivery apps. While tourist SIM cards are easy to find at airports, they often lack the long-term validity or reliable data packages required for living here permanently. Treat your SIM card as a digital identity document that bridges your physical presence with your online access.
Choose the right carrier

There are three major state-owned carriers: 中国电信 (China Telecom), 中国移动 (China Mobile), and 中国联通 (China Unicom). For most foreigners, China Unicom is often the most user-friendly regarding international roaming and compatibility with foreign-bought smartphones. China Mobile has the largest coverage footprint, particularly in rural areas, while China Telecom offers competitive data pricing. Before walking into a store, check if your phone supports the specific bands used by these carriers. Most modern 4G and 5G handsets are compatible, but always verify your device's network frequency compatibility on the carrier’s official website.
Visit a flagship service center
Do not go to small, authorized reseller shops in subway stations or shopping malls; these small kiosks often lack the equipment or authority to register a foreign passport in the real-name system, known as 实名制 (Shímíngzhì). Instead, locate a main flagship branch, usually identified as a 'Service Hall' or 营业厅 (Yíngyètīng). Bring your passport and, if you have one, your residence permit. In some districts, the staff may require a local address or the phone number of a Chinese contact, so have this information ready on a piece of paper just in case.

Understand the real-name registration process
Every SIM card in China must be registered under your real identity. When you reach the service desk, ask for a 'monthly plan' or 月租套餐 (Yuèzū Tàocān). You will be required to have your face scanned by a camera at the counter to verify your identity against your passport photo. This process is mandatory and ensures that your mobile number is permanently linked to your legal entry documents. Once the contract is signed, you will receive your SIM card and a printed receipt that includes your new phone number. Keep this receipt; it is often required if you ever need to change your plan or replace a lost SIM.
Avoid eSIM for long-term use
While digital eSIMs are convenient for short-term travel, they are not currently a standard option for residential mobile contracts in mainland China. You must obtain a physical SIM card to activate a local number for banking and app verification. If your phone only supports eSIM, you may need to purchase a budget-friendly physical handset at the mobile store to serve as a bridge for receiving verification codes, or look into specific 'dual-SIM' configurations that allow you to keep your home number active for calls while using a Chinese SIM for local data.
Securing a local number is the first step toward integrating into the digital ecosystem, so prioritize a visit to a major carrier branch during your first week. Which carrier have you found to be the most reliable in your city for data speeds and customer support?
Quick Takeaways:
- Bring your original passport to a major company flagship 营业厅 (Yíngyètīng) service center.
- Avoid airport kiosks; they are intended for short-term travel and lack permanent features.
- Complete the mandatory 实名制 (Shímíngzhì) real-name registration using your passport and face scan.
- Ensure your smartphone is unlocked and supports local Chinese network frequency bands.
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