In the wee hours at the Rong City Meteorological Monitoring Center.
The duty personnel, upon seeing the newly popped-up alarm information, pulled up the real-time monitoring data for the southern part of Yue Mountain and immediately contacted the relevant departments to issue warnings and speed-limit notices.
On the southern road of Yue Mountain, a private car was driving.
The driver was a young man in his early 20s; his father sat in the passenger seat.
"Patchy fog speed limit warning?"
"No big deal, I've already slowed down and turned on the guidance system. It's just patchy fog, the range isn't too big, driving slowly we'll get through it quickly," the young man said.