(In 2009, with the opening of the 3G curtain, the three major telecom operators first started the competition in the 3G data card business. For operators, under the condition of high mobile penetration rate, data services will be easier to bring about business increase. 3G opening of data services is the top priority of operators in 3G network operations, and data cards can bring The most direct data traffic, with a broad user business.)
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