Core Viewpoint - China Mobile has officially launched a significant upgrade to its Beidou SMS service, enhancing communication capabilities to include multimedia messaging such as images and voice, marking a new phase in Beidou communication [1] Group 1: Service Upgrade - The Beidou SMS service now supports the transmission of 40 Chinese characters for outgoing messages and 10 Chinese characters for incoming messages, improving text transmission capabilities [1] - The upgrade allows users to communicate through SMS, voice, and images even in extreme environments without ground network signals, providing communication support for emergency situations, outdoor adventures, maritime operations, and rescue missions in uninhabited areas [1] Group 2: Device Compatibility - The Redmi Note 15 Pro+ is the first smartphone to support the upgraded Beidou SMS service, with software updates already pushed to the device [1] - Other brand terminals are expected to receive upgrades in the near future, expanding the availability of the new features across different devices [1]

Group 1 - The company Haichang New Materials (300885.SZ) announced the signing of a share acquisition intention agreement with Wu Wenping and Lu Linsheng to acquire 51% equity of Shenzhen Xinyi Communication Technology Co., Ltd. through cash payment [1] - The target company specializes in the research, production, and sales of RF core components and related modules in the GNSS antenna positioning field, including high-precision GNSS satellite positioning antennas and Beidou satellite communication antennas [1] - The products of the target company are widely used in various fields such as drones, smart lawn mowers, surveying and mapping, precision agriculture, autonomous driving, and deformation monitoring [1] Group 2 - The target company not only provides products but also offers customized solutions and technical support based on the needs of different industries, meeting customer requirements in various complex scenarios [1] - The target company is an important service provider in the industry application field [1]