Sichaun can still do better in this scenario because car sales in that province are more robust, and the operator is seeing more volume paying tolls to pick up the slack on the tariff caps imposed by Beijing.

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The telephone-equipment companies want voice dialling (useful in cars), automatic call-centres, computerised operator-services and messaging that allows users to pick up and send e-mails and faxes on an ordinary telephone anywhere in the world.

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