Core Insights - The "Zhang Dama" App, developed by Worth Buying Technology Group, has officially launched its full version and entered public testing, marking a new phase in the application of AI in the consumer sector [1][2] Group 1: App Features and Functionality - The "Zhang Dama" App utilizes AI technology to streamline the entire shopping process, enabling users to transition from "assisted decision-making" to "autonomous execution" [1] - Key functionalities include price protection, logistics tracking, low-price monitoring, and flight booking, allowing users to input commands and have tasks completed automatically via a "cloud phone" [1][2] - The app can perform cross-platform logistics queries and simulate user operations on e-commerce platforms, enhancing user experience by saving time and effort [1][2] Group 2: User Security and Privacy - The app employs a four-layer security mechanism consisting of physical isolation, permission control, data encryption, and closed-loop processes to protect user data during cloud execution [2] Group 3: User Experience and Customization - The "Zhang Dama" App offers personalized interactive AI experiences, allowing users to customize the AI's voice and personality, and communicate through text, voice, and images [2] Group 4: Future Developments and Collaborations - The app's development reflects ongoing innovation in cloud phone technology and AI-generated services, with plans to introduce additional features such as restaurant reservations and coupon collection based on user feedback [3]