Meteorologists or historians, who knows what a "9355 sandstorm" is?

"9355 sandstorm" refers to1May 5, 1993, which occurred in Jinchang and Wuwei in northwest China, the strongest sandstorm in China history.

The reason for this judgment is that there is a passage in a topic on the final examination paper in 8th grade, Hebei Province in 2009. "On April 6, 2003, on the eve of the anniversary of' 9355 sandstorm' 10, the sandstorm forecasting system developed by the Institute of Atmospheric Physics of Chinese Academy of Sciences successfully predicted the first sandstorm in northern China four days later." In other words, on April 16, 2003, the "9355 sandstorm" approached the tenth anniversary. Ten years ago, it can be inferred that it was1May 5, 993.

There are many reports on the Internet recalling the situation at that time:

1993 "may 5 storm":/c/2006-04-10953957791. shtml

The strongest sandstorm in China occurred in the northwest on May 5th, 0993:/thread-834540-1-1.html.