Well-connected KGI analyst Ming-Chi Kuo claims Apple has already entered mass production for the iPhone 7s and iPhone 7s Plus, with the iPhone 8 expected to pass verification later this month before going into mass production as well in mid-September, according to AppleInsider. Kuo’s report reflects what has been seen by supply chain sources speaking to Digitimes, who said that all three models “have entered volume production.” Both…