Group 1 - The article discusses the upcoming 2025 Fifth Electric Two-Wheeler Battery Swap Conference and Lightweight Power Battery Technology Summit, scheduled for July 10-11 in Shenzhen [2][6] - The focus of the conference includes the safety reconstruction of Battery Management Systems (BMS) for two-wheeler battery swapping and the intelligent operation and maintenance pathways [3][6] - The event highlights the role of Youdan Technology in enhancing the safety and efficiency of lithium batteries through innovative solutions [6] Group 2 - The article promotes the voting channel for the 2025 China Two-Wheeler Battery Swap and Battery Luban Award, emphasizing the importance of recognizing excellence in the industry [6] - It mentions that Youdan Technology aims to provide a replicable model for efficient operations in the battery swapping mode, contributing to energy efficiency improvements [6]