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Apple's iPhone has been developed to 8th generations, both the appearance and function are more perfect, more humane, with this year's 4.7 and 5.5 inches in two sizes of the iPhone launch, Apple also means more emphasis on listening to the market needs. But there are some consumers (especially domestic) Apple hopes to launch dual SIM dual standby version of the iPhone, in order to solve them carry two phones out of trouble every day, but obviously Apple currently does not have this program, so why not Apple willing to launch dual-card dual standby version of the iPhone?