Group 1 - The article discusses the upcoming 2025 Fifth Point Two-Wheeled Vehicle Battery Swap Conference and Lightweight Power Battery Technology Summit, scheduled for July 10-11 in Shenzhen [2][5] - A key focus of the conference will be the application and development prospects of large cylindrical batteries in the two-wheeled vehicle segment [3] - The event will feature a presentation by Youdan Technology on the safety reconstruction of battery management systems (BMS) for battery swap models and intelligent operation and maintenance pathways [5] Group 2 - Youdan Technology aims to create a "smart brain" to enhance the safe and efficient operation of lithium batteries [5] - The company emphasizes a dual increase in energy efficiency and aims to provide a replicable model for the lean operation of battery swap modes [5]