yawei wang

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Latest activity by yawei wang
  • yawei wang created a post,

    your sim card does not work on my 4g LTE modem USB

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    I bought new 4G LTE WiFi modem USB(from Quacom), trying to use as hotspot. New data sim card 3-1 I bought from you does not work. The sim card is activated. What is missing? Please advise.