The conventional weather data,conventional ground observation data,Jiangxi Web Gis radar composite image and the lightning data were used to analyze 22 strong lightning processes happened in Jiangxi from 2014 to 2016. The results indicate that strong lightning processes always start in the area of northern Jiangxi,or near Nanchang,or in Shangrao,or western Ji'an. The synoptic situation field of strong lightning presents as near the edge of subtropical high,or under the control of subtropical high,or along w...