Group 1 - The successful launch of the Long March 5B rocket and the Yuan Zheng 2 upper stage took place on August 13, 2023, at 14:43, sending the low Earth orbit satellite internet group 08 into its designated orbit [1][3] - The Long March 5B rocket is a large cryogenic launch vehicle that builds on the foundation of the Long March 5 rocket, while the Yuan Zheng 2 upper stage is the largest and most powerful conventional liquid upper stage currently available [3] - This mission marks the 588th launch of the Long March series of launch vehicles, showcasing the capabilities of the launch system to execute various orbital missions, including near-Earth and sun-synchronous orbits [3] Group 2 - The launch system supports multiple deployment configurations, including single satellite launches, multiple satellite launches, and constellation deployments, with capabilities for serial, parallel, side-mounted, and combined configurations [3] - The satellite internet low Earth orbit group 08 was developed by the Fifth Academy of China Aerospace Science and Technology Corporation [1]

Core Points - The successful launch of the low Earth orbit satellite constellation, known as the Internet Low Earth Orbit 08 group, was conducted using the Long March 5B rocket and the YZ-2 upper stage [1] - This mission marks the 588th flight of the Long March series of launch vehicles [1] Industry Summary - The launch took place at the Wenchang Space Launch Site, indicating the continued development and capability of China's space launch infrastructure [1] - The successful deployment of the satellite constellation is a significant step in enhancing satellite internet connectivity, reflecting the growing importance of satellite technology in the telecommunications industry [1]