Kyushu Yunjian's "Longyun" engine successfully completes long-duration thermal testing and evaluation.
Release Time:
2021-06-07
Recently, the Longyun 80-ton liquid oxygen-methane engine developed by Jiuzhou Yunjian successfully completed a long-duration thermal test evaluation, further validating its reliability. As a result, the Longyun engine will enter a new phase of development.
Recently, Kyushu Cloud Arrow's "Longyun" 80-ton-class liquid oxygen-methane engine completed its long-duration test. The hot test vehicle assessment has further validated the engine's reliability, marking a significant step as the "Longyun" engine moves into a new phase of development.
Subsequent to this, reliability accumulation hot tests will be conducted on the "Lingyun" and "Longyun" engines.
Recent News
Jiuzhou Yunjian | The sea splashdown recovery engine successfully completed its hot swing test.
This test marks the first domestic instance of re-igniting a sea-state recovery engine, demonstrating the Longyun engine’s adaptability to offshore splashdown and laying an important foundation for exploring new pathways in rocket recovery and reuse technology.
2025-08-04
On May 29, 2025, at 4:40 a.m., the Longyun liquid oxygen-methane engine developed by Kyushu Cloud Arrow successfully completed its sea-state flight recovery test at the Dongfang Spaceport in Haiyang, Shandong. The test achieved complete success!
2025-06-17
Jiuzhou Yunjian | Longyun Vacuum Version Successfully Completes Series of Hot Tests!
Recently, the Longyun Engine Vacuum Version successfully passed a series of hot testing assessments!
2025-06-17
At 9:30 a.m. on April 30, Anhui Province held a grand ceremony in Hefei to celebrate the "May Day" holiday and honor recipients of the Provincial May Day Labor Awards and Worker Pioneer Titles, presenting medals and certificates of honor to the distinguished individuals and teams. Comrades Huang Shiqi and Hu Zhiqiang from Jiuzhou Yunjian were awarded the "Anhui Provincial May Day Labor Medal."
2025-06-17
The Longyun Engine Vacuum Version (LY-70V) has successfully completed a cumulative thermal test run lasting over 1,000 seconds, marking a complete success for the series of test trials!
2025-03-27
After evaluation by the Leading Group for the Bengbu Dayu Talent Selection Program, Huang Shiqi, Co-founder of Jiuzhou Yunjian, has been honored with the title of "Dayu Talent" Innovation Leader in the third batch of Bengbu City's talent program!
2025-03-27
Jiuzhou Yunjian Space Technology Co., Ltd. is a national high-tech enterprise integrating liquid rocket engine design and development, assembly and testing, as well as comprehensive end-to-end flight support services.
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