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China Successfully Launches the 21st Communications Technology Test Satellite
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Author：小编
At 18:55 Beijing Time on November 21, 2025, China successfully launched the 21st communications technology test satellite using a Long March 3B carrier rocket from the Xichang Satellite Launch Center. The satellite smoothly entered its predetermined orbit, marking the complete success of the launch mission. This satellite is primarily used for services such as satellite communications, radio and television broadcasting, and data transmission, and will conduct relevant technological test verifications. This mission marks the 609th flight of the Long March series of carrier rockets.
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