- What's New
- Service Overview
- Getting Started
- User Guide
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FAQs
- FAQs
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Billing
- When Does an IoT SIM Card Start to Get Billed?
- How Long Is the Inactive Period of an IoT SIM Card? What Are the Card Usage Time and Validity Period?
- How Long Is the Test Period of an IoT SIM Card Provided by Carriers Outside the Chinese mainland? What Are the Card Usage Time and Validity Period?
- When Does the Validity Period of an IoT SIM Card Start to Be Counted? Is It from the Time When the Card Is Activated or from the Time When the Order Is Placed?
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Restrictions
- What SIM Card Types Does GSL Provide?
- What Are the High-Risk Areas for GSL?
- What Networks Do Carriers Support?
- Can I Configure Fixed Addresses for an IoT SIM Card After the Purchase Process?
- Can I Configure Dedicated Data for Specified IoT SIM Cards of an Order Separately?
- Can I Change the Data Type from the Current Dedicated Data to General Data?
- Can I Use an IoT SIM Card on a Phone?
- Can I Specify the Number Segment for an IoT Card?
- Why Should I Use GSL Instead of Purchasing SIM Cards Directly from Carriers?
- Can I Return SIM Cards Purchased on GSL?
- Does GSL Have Requirements on Modules?
- Can I Manually Disconnect an IoT SIM Card or Set an Auto Disconnection Threshold for It?
- Dedicated Data
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Purchase
- Can I Purchase a Small Number of IoT SIM Cards at a Time?
- How Can I Request an Invoice?
- Why Are the Prices of Orders with the Same Plan and Quantity Different?
- Can I Change the Carrier and Plan for a Purchased IoT SIM Card?
- Can I Purchase an NB-IoT Card?
- Can I Use an IAM Account to Purchase IoT Data?
- How Do I Purchase an Add-on for My IoT SIM Card?
- Can I Purchase an Add-on for My SIM Card After the Data Was Used Up?
- Can I Return My SIM Card Because the Data Plan Is Not Enough? Or How Can I Solve This Problem?
- Logistics
- Activation
- Data Querying
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IoT SIM Card Management
- How Do I Query Basic Information About an IoT SIM Card, Such as the Card Number and MSISDN?
- How Do I Bind a SIM Card to a Device?
- Can I Bind a Bound SIM Card to Another Device? How Can I Rebind It?
- Do IoT SIM Cards Support General Data?
- What Are the APNs of Different Carriers?
- How Do I Apply for Replacement of My Lost IoT SIM Card?
- How Do I Export IoT SIM Card Information?
- What Are the Differences Between NB-IoT SIM Cards and Common IoT SIM Cards?
- How Long Does It Take to Process Requests for Batch Operations?
- Why Is My IoT SIM Card at Work Still in Testable or Activatable Status on the Console?
- For a SIM Card That Requires Real-Name Authentication But Has not Complete It, What the Card Status Will Be If I Insert It into a Device and Power It On? Will the Usage Time Be Counted?
- For a SIM Card Suspended Due to Violation, Can I Resume It After Completing the Real-Name Authentication and Power It On?
- Why Is My IoT SIM Card Data Still Unavailable on the Console After I Received the Physical Cards?
- How Do I Reset the Network of an IoT SIM Card?
- Why Is the Network Signal of an IoT SIM Card Weak?
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Unavailable Status/Suspension/Resumption
- Why Is an IoT SIM Card Inserted into a Device Unavailable? Why Is an In-use IoT SIM Card Suddenly Unavailable or Disconnected Frequently?
- How Can I View the Cause of IoT SIM Card Suspension?
- How Can I Resume an IoT SIM Card Suspended Because I Use It in a Phone?
- What Can I Do If My IoT SIM Card Cannot Be Used After I Inserted It into Another Device?
- How Do I Resume a Suspended IoT SIM Card or Forward Data Pool?
- How Can I Resume a Suspended SIM Card?
- How Can I Manually Suspend Lost IoT SIM Cards?
- Why Is My SIM Card Still Suspended at the Beginning of a Month?
- Why Can't I Resume an IoT SIM Card?
- Account
- Renewal
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Data Pool
- How Do I Check Whether an Order Is Added to a Data Pool? What Is the Data Limit of a Pooled SIM Card?
- How Can I View the Total Data, Used Data, and Remaining Data of a Data Pool?
- Can I Add an IoT SIM Card to Data Pool After Card Purchase Process?
- Can I Cancel a Forward Data Pool After the Purchase Process?
- Once a Forward Data Pool Is at Its Monthly Data Usage Limit, Will All Its SIM Cards Be Suspended? How Can I Recharge Data?
- Can I Remove Some of the IoT SIM Cards out of a Forward Data Pool?
- Can I Remove a Pooled SIM Card out of the Data Pool so It Does Not Share Data with Other Cards Any More?
- Can I Add SIM Cards of the Same Order to Different Data Pools Separately?
- Can I Only Activate All SIM Cards in a Forward Data Pool at Once?
- How Can I Activate an IoT SIM Card in a Data Pool?
- Why Can't I Add an IoT SIM Card to a Data Pool?
- Why Is My IoT SIM Card Still Suspended After I Added It to a Forward Data Pool?
- General Reference
Show all
Global SIM Link
Progressive Knowledge
GSL knowledge for users from beginner level to expert level
01
Understand
GSL advantages, application scenarios, functions, and basic concepts are provided to help you systematically understand the service.
Service Overview
03
Start
Get started quickly with various functions provided by GSL.
05
APIs
通过全球SIM联接服务开放的丰富API和调用示例，您可以完成SIM卡管理、流量管理以及更多SIM卡相关操作。
API Reference
02
Purchase
Learn the GSL billing mode and pricing details. You can purchase resources in pay-per-use billing mode, or purchase a resource package as required.
Billing and Pricing Details
Quick Purchase
04
Console
GSL Console is a web-based GUI. Through the console, you can perform operations on GSL resources directly.
SIM Cards
Data Pools
O&M and Monitoring
FAQs
Learn more about common issues and solutions
Typical Cases
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What Networks Do Carriers Support?
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Can I Use an IoT SIM Card on a Phone?
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How Do I Renew an IoT SIM Card?
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When Does an IoT SIM Card Start to Get Billed?
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How Can I Change Fixed Address Information?
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Can I Manually Disconnect an IoT SIM Card or Set an Auto Disconnection Threshold for It?
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How Do I Activate My IoT SIM Card After I Inserted It into a Device?
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Can I Bind a Bound SIM Card to Another Device? How Can I Rebind It?
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What Can I Do If My IoT SIM Card Cannot Be Used After I Inserted It into Another Device?
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How Can I View the Used Data, Remaining Data, Monthly Usage, and Usage Trend of My IoT SIM Card?
