Group 1 - The core characteristics of trunk logistics include long-distance, cross-regional, and large-volume transportation, but it faces significant challenges such as limited transportation efficiency and profit margins [1] - The "Car Road Cloud 50 Forum: Closed-door Seminar on Autonomous Driving Trunk Logistics" was successfully held at Tsinghua University, gathering representatives from various sectors to discuss opportunities and challenges in the autonomous driving trunk logistics field [3] - Since the launch of the world's first autonomous driving concept truck by Daimler Trucks in 2014, the development of autonomous trucks has progressed along two paths: truck NOA (Navigation on Autopilot) and trunk route testing and demonstration [3] Group 2 - The industry has begun to form a collaborative ecosystem involving five key players: component suppliers, autonomous driving technology companies, heavy truck manufacturers, logistics companies, and supporting ecosystems [3] - Different companies are focusing on various aspects, with some emphasizing core technology development in autonomous driving, while traditional heavy truck manufacturers are collaborating with tech companies for product upgrades [3] - According to the "Autonomous Driving Trunk Logistics Industry Research Report," the total market size for the pre-installed market and autonomous truck capacity service market in China is expected to exceed 400 billion yuan by 2030 [3] Group 3 - Experts emphasize the need to address the bottlenecks and challenges in the large-scale application of autonomous driving technology in trunk logistics, advocating for a deep integration of government, industry, academia, and finance [4] - The future model of trunk logistics is proposed to be "electric heavy trucks + autonomous driving + battery swapping + trailer transport" [4] - The "Autonomous Driving Trunk Logistics Commercial Report" indicates that the sector has entered a new stage of potential breakthroughs, with the development of four core elements: technology costs, business models, market, and policies accelerating [4]