如何购买中国SIM卡 | How to Buy a Chinese SIM Card
在中国旅行时，拥有本地SIM卡可以让你的旅程更加便捷。本节将详细介绍在哪里购买、如何选择合适的运营商，以及购买时需要注意的事项。Having a local SIM card makes your China trip much smoother—let's explore where to buy, which carrier to choose, and what to watch out for.
机场购买SIM卡 | Buying at Airports
大多数中国主要机场都设有SIM卡售卖点，通常位于到达大厅。Most major Chinese airports have SIM card kiosks in arrival halls.
主要机场购卡地点 | Major Airport Locations:
- 北京首都国际机场 Beijing Capital International Airport：T3航站楼到达层，中国移动/联通柜台 | T3 Arrivals Hall, China Mobile/Unicom counters
- 上海浦东国际机场 Shanghai Pudong International Airport：T1/T2航站楼到达层 | T1/T2 Arrivals Halls
- 广州白云国际机场 Guangzhou Baiyun International Airport：到达层中国移动/联通柜台 | Arrivals Hall, China Mobile/Unicom counters
- 成都双流国际机场 Chengdu Shuangliu International Airport：T1/T2到达大厅 | T1/T2 Arrival Halls
优势 Advantages:
- ✅ 即刻可用，无需等待 | Immediate activation, no waiting
- ✅ 工作人员可以帮助激活和设置 | Staff can help with activation and setup
- ✅ 支持多种支付方式（现金、支付宝、微信） | Multiple payment methods (cash, Alipay, WeChat)
劣势 Disadvantages:
- ❌ 价格可能略高于线上预订 | Prices may be higher than online pre-orders
- ❌ 需要排队等待（高峰期可能较长） | May require queuing during peak hours
- ❌ 语言沟通可能有障碍 | Possible language barriers
线上预订 vs 现场购买 | Online Pre-order vs On-site Purchase
线上预订优势 Online Pre-order Benefits:
- 价格更优惠 - 通常比机场便宜10-20% | 10-20% cheaper than airport prices
- 提前准备 - 落地即可使用，节省时间 | Ready to use upon landing, saves time
- 中文客服支持 - 预订平台提供中文服务 | Chinese customer service available
- 套餐选择更多 - 可以仔细对比不同方案 | More package options to compare
推荐预订平台 Recommended Booking Platforms:
- 淘宝旅行 Taobao Travel
- 携程 Ctrip
- 飞猪 Fliggy
- Klook (支持英文 English supported)
实名认证要求 | Real-name Registration Requirements
⚠️ 重要提示 Important Note: 所有中国SIM卡都需要实名认证 | All Chinese SIM cards require real-name registration.
所需材料 Required Documents:
- 护照原件 | Original passport
- 入境签证 | Valid Chinese visa
- 联系电话（可以是酒店电话）| Contact phone number (can be hotel number)
认证流程 Registration Process:
- 出示护照给工作人员 | Present passport to staff
- 工作人员扫描护照信息 | Staff scans passport information
- 签署实名认证协议 | Sign real-name registration agreement
- SIM卡激活（通常即刻完成）| SIM card activation (usually immediate)
数据套餐选择指南 | Data Package Selection Guide
选择合适的数据套餐取决于你的停留时间和使用需求。以下是三大运营商的套餐对比和推荐方案，帮助你找到性价比最高的选择。Choosing the right data package depends on your stay duration and usage needs—here's our comparison of the three major carriers and recommended plans.
1-7天短期套餐 | Short-term Packages (1-7 Days)
对于短期旅行者，推荐以下套餐：For short-term travelers, we recommend:
中国联通 China Unicom（⭐ 推荐 Recommended）
| 天数 Days | 流量 Data | 价格 Price | 特点 Features |
|---|---|---|---|
| 3天 | 3GB/天 | ￥35 | 超过后限速至1Mbps After limit: 1Mbps |
| 7天 | 无限流量 Unlimited | ￥68 | 前10GB全速，后降速 First 10GB full speed |
| 7天 | 20GB | ￥88 | 全程4G/5G高速 Full 4G/5G speed |
为什么推荐联通？ Why China Unicom?
- ✅ 覆盖范围广（全国31个省市）| Wide coverage (31 provinces)
- ✅ 4G/5G网络稳定 | Stable 4G/5G network
- ✅ 支持热点分享 | Supports hotspot sharing
- ✅ 客服支持英文 | English customer service available
中国移动 China Mobile
| 天数 Days | 流量 Data | 价格 Price | 特点 Features |
|---|---|---|---|
| 3天 | 5GB/天 | ￥45 | 覆盖最广，偏远地区首选 Best coverage, ideal for remote areas |
| 7天 | 15GB | ￥78 | 含100分钟通话 Includes 100 minutes calls |
中国电信 China Telecom
| 天数 Days | 流量 Data | 价格 Price | 特点 Features |
|---|---|---|---|
| 5天 | 10GB | ￥50 | 适合商务旅行 Good for business travel |
| 7天 | 20GB | ￥95 | 5G优先，速度最快 5G priority, fastest speeds |
8-30天长期套餐 | Long-term Packages (8-30 Days)
中国联通月套餐 China Unicom Monthly:
- ￥128 - 30天40GB + 300分钟通话 | 30 days, 40GB + 300 mins
- ￥158 - 30天60GB + 500分钟通话 | 30 days, 60GB + 500 mins
使用建议 Usage Tips:
- 如果超过15天，建议直接购买月套餐更划算 | For stays over 15 days, monthly packages offer better value
- 可以在APP中随时升级套餐 | Can upgrade packages anytime via app
- 流量用完后可单独充值流量包 | Can purchase additional data packages when needed
使用和充值技巧 | Usage and Recharge Tips
成功购买SIM卡后，了解如何充值和解决常见问题同样重要。本节提供实用的使用技巧，包括在线充值、流量查询和故障排除。After getting your SIM card, knowing how to recharge and troubleshoot is equally important—this section covers practical tips.
如何充值 | How to Recharge
方法一：运营商官方APP（推荐）| Method 1: Official Carrier App (Recommended)
中国联通 China Unicom:
- 下载"中国联通"APP | Download "China Unicom" app
- 点击"充值" → 选择金额 | Tap "Recharge" → Select amount
- 选择支付方式（支付宝/微信） | Choose payment (Alipay/WeChat)
- 完成支付，即刻到账 | Complete payment, instant credit
中国移动 China Mobile:
- 下载"中国移动"APP | Download "China Mobile" app
- 首页点击"话费充值" | Homepage → "Credit Recharge"
- 输入充值金额（￥50起）| Enter amount (min ￥50)
- 支付宝/微信支付 | Pay with Alipay/WeChat
方法二：便利店充值 | Method 2: Convenience Store
- 7-Eleven、全家、罗森等便利店都可充值 | 7-Eleven, FamilyMart, Lawson accept recharges
- 告诉收银员你的手机号码和充值金额 | Tell cashier your phone number and amount
- 支持现金支付 | Cash payment accepted
方法三：在线充值平台 | Method 3: Online Platforms
- 淘宝：搜索"中国联通充值" | Taobao: Search "China Unicom recharge"
- 支付宝：生活缴费 → 手机充值 | Alipay: Living expenses → Mobile recharge
- 微信：我 → 支付 → 手机充值 | WeChat: Me → Payment → Mobile recharge
流量查询 | Check Data Usage
短信查询 SMS Query:
- 中国联通：发送"CXLL"到10010 | China Unicom: Send "CXLL" to 10010
- 中国移动：发送"CXLL"到10086 | China Mobile: Send "CXLL" to 10086
- 中国电信：发送"108"到10001 | China Telecom: Send "108" to 10001
APP查询 App Query:
- 打开运营商APP首页即可看到剩余流量 | Open carrier app homepage to view remaining data
常见问题解决 | Troubleshooting
问题1：无法上网 | Problem 1: Cannot Access Internet
解决方案 Solution:
- 检查数据流量是否开启 | Check if mobile data is enabled
- 重启手机 | Restart phone
- 手动选择网络：设置 → 移动网络 → 网络运营商 → 选择对应运营商 | Manually select network: Settings → Mobile Network → Network Operators → Select carrier
问题2：网速很慢 | Problem 2: Slow Internet Speed
可能原因 Possible Reasons:
- 已超过高速流量限额，正在限速 | Exceeded high-speed data limit, currently throttled
- 所在区域信号较弱 | Weak signal in current area
- 高峰时段网络拥堵 | Network congestion during peak hours
解决方案 Solution:
- 检查剩余流量 | Check remaining data
- 购买加速包或升级套餐 | Purchase speed boost or upgrade package
- 更换位置或切换到WiFi | Change location or switch to WiFi
问题3：无法拨打电话 | Problem 3: Cannot Make Calls
- 确认套餐是否包含语音通话 | Confirm if package includes voice calls
- 检查话费余额（发送"YE"到10010/10086） | Check balance (send "YE" to 10010/10086)
- 拨打客服：10010（联通）/10086（移动）/10000（电信）| Call customer service: 10010/10086/10000
VPN使用建议 | VPN Usage Tips
⚠️ 重要提示 Important: 中国大陆无法直接访问Google、Facebook、Instagram等国际网站 | Mainland China blocks direct access to international sites like Google, Facebook, Instagram.
解决方案 Solutions:
- 提前下载并设置好VPN | Download and configure VPN before arrival
- 推荐VPN：ExpressVPN、NordVPN、Surfshark | Recommended VPNs: ExpressVPN, NordVPN, Surfshark
- 机场WiFi通常可以访问国际网站 | Airport WiFi usually allows international site access
