移动签约用户服务开通 Mobile subscriber provisioning
用预付用户代替签约用户有两个问题。
There are just two problems with replacing contract costumers with prepaid customers.
庄蔚然说，已签约用户中，只有半数在用TD - S手机。
Of these, says Mr Zhuang, only half are using TD-S handsets.
尔后，他们必须拥有签约用户并且配备一定数量的公共付费电话。
They must then provide a certain number of public payphones, as well as signing up subscribers.
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