Carrier is a company that begins from applying to the government for a radio spectrum license. This radio spectrum or exactly frequency range is depending on the technical specification that the company wants to employ. Carrier in the technology context commonly it is a mobile service provider. Carrier can be replaced with other terms such as network operator, wireless service provider, mobile phone operator, mobile operator, or cellular company.
When a company manages to become a wireless network operator, it must then build the necessary infrastructure to be able to offer mobile services to its users. These services may include voice calls, SMS, MMS, and web access.

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  • China telekom IMEI check
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