Tozo zote za simu zinapaswa kuondolewa ili kukuza uchumi
Kwa mujibu wa taarifa za mtandaoni inakadiriwa kuwa watu zaidi ya bilioni 5 ulimwenguni wanatumia simu za mkononi katika shughuli mbalimbali za mawasiliano.
Mbali na kuwezesha mawasiliano huduma za simu zinatajwa kama kichocheo kikubwa...
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