Core Insights - Apple's iPhone Fold has made significant progress with its "no crease" screen officially finalized, and Foxconn has set up a dedicated production line, although challenges remain with the hinge and battery for mass production [1][4] Group 1: Screen and Production - The main and secondary screens of the foldable iPhone are exclusively supplied by Samsung, with the prototype's inner screen measuring 7.74 inches and the outer screen 5.49 inches [4] - The test version of the battery has a capacity of 5400-5800mAh, surpassing the iPhone 17 Pro Max [4] - Foxconn has established a specialized production line for the iPhone Fold, indicating readiness for manufacturing despite the remaining challenges [1] Group 2: Hinge and Battery Challenges - Apple has made advancements in liquid metal technology for the hinge, managing to keep costs between 70-80 USD, but mass production issues remain undisclosed [4] - The complexity of the foldable screen's internal structure necessitates stringent quality control for the battery to prevent risks similar to those seen with the Google Pixel 10 Pro Fold [4] - The hinge is a critical component affecting the device's bendability, and its production readiness is still uncertain [4]