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GSM World

GSM World

The GSMA represents the interests of the worldwide mobile communications industry. Spanning 219 countries, the GSMA unites more than 750 of the world’s mobile operators, as well as 200 companies in the broader mobile ecosystem.

www.gsmworld.com

2020-08-19
GSMArena

GSMArena

GSMArena.com - GSM phone reviews, news, opinions, votes, manuals and more...

www.gsmarena.com

2020-08-19