Because the IOT card is very similar to the ordinary mobile phone SIM card, there are "flow cards" on the market that are difficult to distinguish between true and false. The particularity of "non-real-name authentication" makes IOT card a new tool for online fraud.
Introduction of extended data IOT card service: IOT card provides low-cost and high-reliability wireless networking service, and can provide industrial-grade SIM card and patch SIM card adapted to harsh environment, and provide flexible services such as special number, prepaid/post-paid.
IOT card service is a mobile communication access service provided by China Mobile for IOT users, which uses the dedicated number of IOT as MSISDN. Basic communication services such as short messages and data services are supported by special network element equipment, and intelligent channel services such as communication state management and communication authentication are provided. At the same time, the IOT dedicated SMS access service number and dedicated APN are opened by default.