Before the mobile phone does not support dual SIM dual standby, the user's transfer cost is extremely high, either carry 2 mobile phones or directly change the number, to the later mobile phone support dual SIM dual standby, the user has more choices, and then after the operator supports the number portability, the user's freedom of choice is higher, behind all this is the user is harmless, but for the operator, it is helpless and have to face the thing, accompanied by the optimization of relevant policies, It can be seen that the problems that operators have been criticized for in recent years have gradually been solved, and now there is news that #Qualcomm # has launched iSIM card technology, which can directly build sim cards into the processor, and Apple is also about to launch only eSIM cards #iPhone# in conjunction with US operators this year, it is foreseeable that with the cost of user transfer is getting lower and lower, the competition between operators will become more and more volumetric, and the final benefit is the user, looking forward to the early arrival of this day!
