Iphone7 will use the battery spring?

Really will use the battery spring Iphone7?The answer is yes, no matter what electrical products, as long as there is power or signal conduction, basically there will be a hardware, but they use a variety of different design form, so Iphone7 using battery spring should be the following two parts of the first, gold plated SIM card position will have access to shell type battery spring, so that when the SIM card into the fuselage, stuck, and well to achieve information transmission function.Why will ask gold-plated, gold-plated mainly can reduce resistance, better transport information, another position device that is connected to the antenna parts, the battery spring should be gilded design, because in addition to launch signal, also need to receive the signal, so this area is quite strict battery spring.Concrete

structure drawings, detailed in the following：