Flash marriage means that men and women get married less than half a year after falling in love. A research institute has investigated all divorce cases heard by a municipal court. The results show that the proportion of flash-married couples suing for divorce within three years is much higher than that of non flash-married couples. 
Survey shows that the divorce rate of couples who have been in love for too long is higher than that of flash-married couples.
 the research institute believes that flash marriage is an important reason for divorce.