The same geographic and cultural features that had made the USSR a fertile breeding ground for rocket plume pseud-UFOs also applied to China.
China ‘sky spirals’ – help needed!
2010 – Did missile test spark China UFO reports?
2000 [space,com] – Chinese space activities spark UFO reports and
Sometimes Chinese observers were spooked by missile tests in neighboring Siberia:
Soviet ‘Space War Games’ Spark UFO panics across eastern Asia [June 18, 1982]
Launch seen from Beijing April 27, 2018