To activate the "zero-usage users, the first thing is to make reasonable tariff adjustment, and propose lucrative charges and billing methods;"
激活“零次”用户首先应合理调整资费，推出对用户有吸引力的收费标准和计费方法；
To activate the "zero-usage users, the first thing is to make reasonable tariff adjustment, and propose lucrative charges and billing methods;"
激活“零次”用户首先应合理调整资费，推出对用户有吸引力的收费标准和计费方法；
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