Core Viewpoint - The article emphasizes the emergence of the General-Purpose Multimedia Interface (GPMI) as a revolutionary technology in the ultra-high-definition audio and video industry, addressing the limitations of existing interface technologies and providing a comprehensive solution for future industry needs [1][3][5]. Development Overview - GPMI faces challenges and transformations, defined as a multi-functional interface that integrates video transmission, data interaction, network connection, and power supply, meeting the diverse demands of users [11][15]. - The GPMI ecosystem is supported by various partners across the industry chain, enhancing collaboration and driving innovation [2][18]. Advantage Analysis - GPMI boasts seven significant advantages: bidirectional multi-stream, bidirectional control, high power supply, ecological compatibility, ultra-fast transmission, quick wake-up, and full-chain security, which collectively enhance user experience and industry potential [25][26][39]. - The technology supports mixed bidirectional transmission of video and data streams, allowing for flexible device interconnectivity [29]. - GPMI's Type-B interface can provide up to 480W of power, facilitating device connectivity without the constraints of traditional power lines [36]. - GPMI is fully compatible with USB standards, ensuring a smooth transition and reducing manufacturing costs for companies [39]. Application Scenarios - GPMI technology is being applied in various fields, including smart TVs, interconnectivity between large and small screens, and video wall applications, significantly improving audio and video transmission quality and efficiency [46][57]. - The first commercial application of GPMI technology was realized by Haier, which launched a smart TV that integrates GPMI, enhancing user interaction and experience [57]. Future Outlook - The GPMI technology is expected to evolve through three stages: enhancing personal and family applications, advancing automotive electronics, and supporting industrial applications, thereby creating a comprehensive smart ecosystem [60][65]. - The GPMI ecosystem is anticipated to grow with over 50 core industry partners, driving innovation and standardization across the audio and video industry [62][67].