我国成功发射通信技术试验卫星十九号

Core Viewpoint - The successful launch of the communication technology test satellite No. 19 marks a significant advancement in satellite communication technology in China, focusing on multi-band and high-speed satellite communication verification [1] Group 1 - The satellite was launched on May 13, 2025, at 02:09 Beijing time from the Xichang Satellite Launch Center using the Long March 3B rocket [1] - This mission represents the 575th flight of the Long March series of launch vehicles, showcasing the reliability and progress of China's space launch capabilities [1] - The primary purpose of the satellite is to conduct verification of advanced satellite communication technologies, which could enhance future communication infrastructure [1]