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Taisys Technologies Co. Ltd - Thin SIM
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https://www.straitstimes.com/singapore/starhub-ties-up-with-taisys-to-provide-virtual-prepaid-sim-cards-for-tourists-here
StarHub ties up with Taisys to provide virtual prepaid SIM cards for tourists here | The Straits...
Jan 19, 2016 - SINGAPORE - Tourists who visit Singapore will be able to use virtual prepaid SIM cards from next Monday (June 15), making it more convenient for them to stay...