2 1 Shi Ji Jing Ji Bao Dao·2025-12-02 12:02Group 1 - The "Doubao Assistant" phone by ZTE has sold out, with second-hand prices on platforms like Xianyu ranging from 3,699 to 7,999 yuan, indicating a premium of 200 to 4,500 yuan over the official price of 3,499 yuan [1][4] - The phone integrates ByteDance's "Doubao" AI model with ZTE's nubia M153, featuring a configuration of "16GB+512GB" and capable of performing tasks like placing food orders autonomously [3][4] - The purchase of the "Doubao Assistant" phone requires an F-code, which is currently limited in availability, leading to its resale on Xianyu for around 80 to 300 yuan [4] Group 2 - The recent launch of AI mobile concepts has led to a significant increase in the AI mobile index, which has risen over 8% in the past seven trading days, with several stocks doubling in value this year [5] - Open-source securities suggest that the release of the Doubao Assistant phone, Quark AI glasses, and Huawei AI toys may reshape AI interaction modes and boost demand for AI applications [4]