The local weather authorities identified the atmospheric optical phenomenon that occurs when natural or artificial light reflects off flat ice crystals in the air.
The officials from the Shenzhen Meteorological Bureau said in a social media post: “We call these ‘warm night light pillars’. They form in conditions that are even more particular than regular light pillars.
“The formation not only requires the existence of high-altitude clouds and the absence of low- and medium-altitude clouds.
“It also needs high humidity in the air ... Read even more
