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are you still disturbed  by cards bloking,contact us quikly
chinaskyline,Sk series gsm gateway can help you get rid of cards bloking,following:
Six Special anti-SIM-blocking technical measures!
1. 1 port multi SIM alternatively using, shortening the every SIM using time greatly, helps your SIMs more safer.
2. Inter-calling support. Ports can call each other, greatly helps to mix human and device.
3. SMS sending automatically, Mix human being and device.
4. Base station changing automatically, confusing the device with the moving human.
Other Special measures help device more safer!
5. IMEI change support! Help u get rid of IMEI blocking!
6. VPN/SBO/Relay Proxy Server Support. Don’t afraid of Port Blocking again. Help u to improve call quality

best regards
skype: chinaskylineemily
whatsapp: 008613640970507

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    Emily Chou
    Unregistered user
    - click to show - 008613640970XXX
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    Listing location

    Bangladesh
    - click to show - 008613640970XXX
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    enilyksanihc@ylime.net
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