ENDING ANONYMITY A mobile phone subscriber inspects his subscriber identity module (SIM) card before inserting it into his device. The law requiring the registration of SIM cards aims to address the alarming proliferation of spam and scam messages. —GRIG C. MONTEGRANDE MANILA  -PLDT Inc. wireless unit Smart Communications Inc. is on a quest to snatch mobile market leadership from rival Globe Telecom Inc. after the SIM (subscriber identity module) card registration nearly leveled the playing field.

https://business.inquirer.net/413878/mobile-race-neck-and-neck-post-sim-registration

#inquirer