Bob Blau, a former Apple engineer, recently released four old photos of the 2007 iPhone factory on social media, showing the first generation of iPhone production line, foreign media reported. < / P > < p > according to foreign media, the scenes in these photos are likely to be the first generation of iPhones being tested: several rows of iPhones are being tested on the shelves, while several workers are preparing for the test. < / P > < p > it is reported that Apple co-founder Steve Jobs released the first generation iPhone in January 2007, which was officially put on sale in June of the same year. < / P > < p > the first generation iPhone is equipped with a 3.5-inch multi-point touch screen, which has only five physical keys, namely volume key, mute key, close key and home key. The camera is on the top left of the back of the iPhone, and the headphone slot is on the top. In addition, the first generation iPhone is divided into 4GB capacity version and 8GB capacity version, and the price is 499 dollars (about 3259 yuan) and 599 dollars (about 3912 yuan) respectively. American companies begin to give up R & D: who should pay for corporate research?