Group 1 - The mobile industry chain is experiencing a significant rise, with notable stock price increases for companies such as Sunny Optical (up 6.06% to HKD 67.35), Lens Technology (up 5.82% to HKD 25.46), Q Technology (up 4.59% to HKD 9.58), and AAC Technologies (up 3.11% to HKD 37.84) [1] - Doubao has announced the launch of Doubao Mobile Assistant, an AI assistant developed in collaboration with mobile manufacturers, enhancing user interaction and experience through its large model capabilities [1] - The engineering sample of the Nubia M153, which features the Doubao Mobile Assistant technology preview version, is now available in limited quantities [1] - Guotai Junan Securities has released a report indicating that Apple's AI advancements are expected to exceed expectations, potentially driving mobile upgrades and the penetration of AR glasses and other edge products [1] - Doubao continues to explore the empowerment of mobile devices through AI large models, promoting the formation of Agent-type applications [1]