Group 1 - The core point of the article is that Xiaomi's President Lu Weibing discussed the design and features of the Xiaomi 17 series, emphasizing the investment in the back screen technology [1] - The back screen design was developed with considerations for energy efficiency and durability, indicating that significant resources were allocated for its development, amounting to 1 billion [1] - Lu Weibing mentioned that competitors might consider following suit with similar designs, but the high cost of the technology could be a barrier for them [2]

Group 1 - Xiaomi's chairman Lei Jun showcased the customizable rear screen design of the Xiaomi 17 Pro, which can display clocks, personalized patterns, and support rear camera selfies and car control functions [1] - The rear screen concept has been previously attempted by other manufacturers like Meizu and Vivo but failed to gain widespread acceptance due to a lack of high-frequency usage scenarios [1] - Xiaomi Group's president Lu Weibing announced that the 17 Pro series will feature a new imaging solution and will include the Xiaomi 17, 17 Pro, and 17 Pro Max models, all powered by the fifth-generation Snapdragon 8 flagship platform [3] Group 2 - The Xiaomi 17 Pro Max is positioned as Xiaomi's strongest imaging flagship to date, with the series aiming to directly compete with Apple's iPhone 17 series [3]