Jet Infosystems - MVNO Telco introducing
MOBILE VIRTUAL NETWORK OPERATOR
А wireless communications services provider that does not own the wireless network infrastructure over which the MVNO provides services to its customers. An MVNO enters into a business agreement with a mobile network operator to obtain bulk access to network services at wholesale rates, then sets retail prices independently.
*As of June 2014, 943 MVNOs and 255 MNO sub-brands were active worldwide! © 2017 Wikipedia ®
http://mwc2017.telco.jet.su/