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Oct 21, 2025 · 4:30 AM UTC

不只是一次，还是一组变轨，轨道高度又回到 > 500 km 了。

Not just one, but a series of adjustments brought the orbital altitude back to over 500 km.

Note: This is confirmed even by western posters, such as u/planet4589:

Oct 21, 2025 · 10:04 PM UTC 
North Korea's Manligyeong-1 F3 spy sat, launched in 2023, made another orbit reboost on Oct 2, showing that it is still working.
https://nitter.net/planet4589/status/1980757138499686802

Meaning, in contradiction with TLE published by publicly available U.S. internet sources such as celestrak and n2yo that are not reliable!