SinoSoldier
Colonel
This year's national innovation prize list. Of interest is the 4th item: "高超声速强预冷空天动力".
The team for a "hypersonic pre-cooled air-breathing propulsion system" is being recognized for their work. Basically, such a propulsion system is intended for a single-stage, reusable space launch vehicle (i.e. air-breathing spaceplane). See my posts and @taxiya's excellent translation on page 31-32 of this thread for more information. It appears the project is making progress.
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Maybe this might help answer your question about that high-altitude flight helmet in the other thread.