Shenzhou-14 undocking

The Shenzhou-14 (神舟十四) crew spacecraft undocked from the Tianhe Core Module (天和核心舱), departing the China Space Station (中国空间站), on 4 December 2022, at 03:01 UTC (11:01 China Standard Time). The Shenzhou-14 spacecraft is expected to make a parachute-assisted landing at the Dongfeng landing site, Inner Mongolia Autonomous Region, China, returning the third crew of three astronauts, Chen Dong (陈冬, commander), Liu Yang (刘洋) and Cai Xuzhe (蔡旭哲), from the second six-month mission on the China Space Station.
Credit: China National Space Administration (CNSA)/China Central Television (CCTV)
Shenzhou-14 undocking

[chinahamyku]

You don't need to look at the Chinese space station or Chinese rockets, just look at the young faces in the Chinese rocket launch hall, and you should know who the future belongs to.

1. The average age of the rocket R&D team is 33 years old
2. The average age of the sea rocket launch team is only 32 years old
3. China’s Chang’e team that landed on the moon, the Tianwen team that landed on Mars, and the Beidou navigation satellite team” all have an average age of 30-35 years old, about 15 years younger than European and American countries on average.

[fanzhang]

what is that around 0:18 ~ 0:19 at bottom left corner, looks like a high speed object.